152191977085 has 16 divisors (see below), whose sum is σ = 184625568000. Its totient is φ = 120430292416.

The previous prime is 152191977053. The next prime is 152191977107. The reversal of 152191977085 is 580779191251.

It is a cyclic number.

It is not a de Polignac number, because 152191977085 - 2⁵ = 152191977053 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 249319 + ... + 605428.

It is an arithmetic number, because the mean of its divisors is an integer number (11539098000).

Almost surely, 2^152191977085 is an apocalyptic number.

It is an amenable number.

152191977085 is a deficient number, since it is larger than the sum of its proper divisors (32433590915).

152191977085 is a wasteful number, since it uses less digits than its factorization.

152191977085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 855140.

The product of its (nonzero) digits is 1587600, while the sum is 55.

The spelling of 152191977085 in words is "one hundred fifty-two billion, one hundred ninety-one million, nine hundred seventy-seven thousand, eighty-five".