162051666525 has 96 divisors (see below), whose sum is σ = 340808186880. Its totient is φ = 73953293760.

The previous prime is 162051666493. The next prime is 162051666589. The reversal of 162051666525 is 525666150261.

It is not a de Polignac number, because 162051666525 - 2⁵ = 162051666493 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 2744362 + ... + 2802788.

It is an arithmetic number, because the mean of its divisors is an integer number (3550085280).

Almost surely, 2^162051666525 is an apocalyptic number.

162051666525 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

162051666525 is an abundant number, since it is smaller than the sum of its proper divisors (178756520355).

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

162051666525 is a wasteful number, since it uses less digits than its factorization.

162051666525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59040 (or 59029 counting only the distinct ones).

The product of its (nonzero) digits is 648000, while the sum is 45.

The spelling of 162051666525 in words is "one hundred sixty-two billion, fifty-one million, six hundred sixty-six thousand, five hundred twenty-five".