162042011156 has 6 divisors (see below), whose sum is σ = 283573519530. Its totient is φ = 81021005576.

The previous prime is 162042011149. The next prime is 162042011177. The reversal of 162042011156 is 651110240261.

It can be written as a sum of positive squares in only one way, i.e., 144415200400 + 17626810756 = 380020^2 + 132766^2 .

It is a super-2 number, since 2×162042011156² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20255251391 + ... + 20255251398.

It is an arithmetic number, because the mean of its divisors is an integer number (47262253255).

Almost surely, 2^162042011156 is an apocalyptic number.

It is an amenable number.

162042011156 is a deficient number, since it is larger than the sum of its proper divisors (121531508374).

162042011156 is a wasteful number, since it uses less digits than its factorization.

162042011156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40510502793 (or 40510502791 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 29.

The spelling of 162042011156 in words is "one hundred sixty-two billion, forty-two million, eleven thousand, one hundred fifty-six".