155760672 has 48 divisors (see below), whose sum is σ = 410078592. Its totient is φ = 51767040.

The previous prime is 155760667. The next prime is 155760677. The reversal of 155760672 is 276067551.

It is an interprime number because it is at equal distance from previous prime (155760667) and next prime (155760677).

It is a tau number, because it is divible by the number of its divisors (48).

It is a super-2 number, since 2×155760672² = 48522773883783168, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 155760672.

It is not an unprimeable number, because it can be changed into a prime (155760677) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33022 + ... + 37442.

It is an arithmetic number, because the mean of its divisors is an integer number (8543304).

Almost surely, 2^155760672 is an apocalyptic number.

155760672 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

155760672 is an abundant number, since it is smaller than the sum of its proper divisors (254317920).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

155760672 is a wasteful number, since it uses less digits than its factorization.

155760672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4801 (or 4793 counting only the distinct ones).

The product of its (nonzero) digits is 88200, while the sum is 39.

The square root of 155760672 is about 12480.4115316763. The cubic root of 155760672 is about 538.0458310988.

The spelling of 155760672 in words is "one hundred fifty-five million, seven hundred sixty thousand, six hundred seventy-two".