166152490488 has 64 divisors (see below), whose sum is σ = 472791664800. Its totient is φ = 54033327360.

The previous prime is 166152490477. The next prime is 166152490489. The reversal of 166152490488 is 884094251661.

166152490488 is a `hidden beast` number, since 1 + 6 + 6 + 152 + 4 + 9 + 0 + 488 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166152490489) 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, 9371931 + ... + 9389642.

Almost surely, 2^166152490488 is an apocalyptic number.

166152490488 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

166152490488 is an abundant number, since it is smaller than the sum of its proper divisors (306639174312).

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

166152490488 is a wasteful number, since it uses less digits than its factorization.

166152490488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18761629 (or 18761619 counting only the distinct ones).

The product of its (nonzero) digits is 3317760, while the sum is 54.

The spelling of 166152490488 in words is "one hundred sixty-six billion, one hundred fifty-two million, four hundred ninety thousand, four hundred eighty-eight".