162056551 has 8 divisors (see below), whose sum is σ = 173036160. Its totient is φ = 151404792.

The previous prime is 162056533. The next prime is 162056593. The reversal of 162056551 is 155650261.

162056551 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 162056551 - 2¹⁷ = 161925479 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (162059551) 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, 80941 + ... + 82918.

It is an arithmetic number, because the mean of its divisors is an integer number (21629520).

Almost surely, 2^162056551 is an apocalyptic number.

162056551 is a deficient number, since it is larger than the sum of its proper divisors (10979609).

162056551 is a wasteful number, since it uses less digits than its factorization.

162056551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163925.

The product of its (nonzero) digits is 9000, while the sum is 31.

The square root of 162056551 is about 12730.1434006063. The cubic root of 162056551 is about 545.1996025606.

The spelling of 162056551 in words is "one hundred sixty-two million, fifty-six thousand, five hundred fifty-one".