166510151600 has 120 divisors (see below), whose sum is σ = 456155179200. Its totient is φ = 57864130560.

The previous prime is 166510151573. The next prime is 166510151627. The reversal of 166510151600 is 6151015661.

It is an interprime number because it is at equal distance from previous prime (166510151573) and next prime (166510151627).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 853400 + ... + 1030199.

It is an arithmetic number, because the mean of its divisors is an integer number (3801293160).

Almost surely, 2^166510151600 is an apocalyptic number.

166510151600 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

166510151600 is an abundant number, since it is smaller than the sum of its proper divisors (289645027600).

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

166510151600 is a wasteful number, since it uses less digits than its factorization.

166510151600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1883647 (or 1883636 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 32.

The spelling of 166510151600 in words is "one hundred sixty-six billion, five hundred ten million, one hundred fifty-one thousand, six hundred".