111152161602 has 64 divisors (see below), whose sum is σ = 249053736960. Its totient is φ = 36744404112.

The previous prime is 111152161583. The next prime is 111152161607. The reversal of 111152161602 is 206161251111.

111152161602 is a `hidden beast` number, since 1 + 1 + 1 + 1 + 52 + 1 + 6 + 1 + 602 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (111152161607) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3981063 + ... + 4008885.

It is an arithmetic number, because the mean of its divisors is an integer number (3891464640).

Almost surely, 2^111152161602 is an apocalyptic number.

111152161602 is an abundant number, since it is smaller than the sum of its proper divisors (137901575358).

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

111152161602 is a wasteful number, since it uses less digits than its factorization.

111152161602 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28444 (or 28438 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 27.

The spelling of 111152161602 in words is "one hundred eleven billion, one hundred fifty-two million, one hundred sixty-one thousand, six hundred two".