166157052096 has 112 divisors (see below), whose sum is σ = 508787440640. Its totient is φ = 46872483840.

The previous prime is 166157052091. The next prime is 166157052137. The reversal of 166157052096 is 690250751661.

It is a tau number, because it is divible by the number of its divisors (112).

It is a super-2 number, since 2×166157052096² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is not an unprimeable number, because it can be changed into a prime (166157052091) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 676285 + ... + 888636.

Almost surely, 2^166157052096 is an apocalyptic number.

166157052096 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

166157052096 is an abundant number, since it is smaller than the sum of its proper divisors (342630388544).

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

166157052096 is a wasteful number, since it uses less digits than its factorization.

166157052096 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1565022 (or 1565012 counting only the distinct ones).

The product of its (nonzero) digits is 680400, while the sum is 48.

The spelling of 166157052096 in words is "one hundred sixty-six billion, one hundred fifty-seven million, fifty-two thousand, ninety-six".