155264451 has 8 divisors (see below), whose sum is σ = 219196944. Its totient is φ = 97420800.

The previous prime is 155264441. The next prime is 155264479. The reversal of 155264451 is 154462551.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 155264451 - 2⁶ = 155264387 is a prime.

It is not an unprimeable number, because it can be changed into a prime (155264441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1522150 + ... + 1522251.

It is an arithmetic number, because the mean of its divisors is an integer number (27399618).

Almost surely, 2^155264451 is an apocalyptic number.

155264451 is a deficient number, since it is larger than the sum of its proper divisors (63932493).

155264451 is a wasteful number, since it uses less digits than its factorization.

155264451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3044421.

The product of its digits is 24000, while the sum is 33.

The square root of 155264451 is about 12460.5156795375. The cubic root of 155264451 is about 537.4738560206.

The spelling of 155264451 in words is "one hundred fifty-five million, two hundred sixty-four thousand, four hundred fifty-one".