165001624488 has 48 divisors (see below), whose sum is σ = 461294870400. Its totient is φ = 53226329760.

The previous prime is 165001624427. The next prime is 165001624511. The reversal of 165001624488 is 884426100561.

It is a happy number.

165001624488 is a `hidden beast` number, since 1 + 6 + 5 + 0 + 0 + 162 + 4 + 488 = 666.

It is a super-2 number, since 2×165001624488² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 36960498 + ... + 36964961.

It is an arithmetic number, because the mean of its divisors is an integer number (9610309800).

Almost surely, 2^165001624488 is an apocalyptic number.

165001624488 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

165001624488 is an abundant number, since it is smaller than the sum of its proper divisors (296293245912).

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

165001624488 is a wasteful number, since it uses less digits than its factorization.

165001624488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73925502 (or 73925495 counting only the distinct ones).

The product of its (nonzero) digits is 368640, while the sum is 45.

The spelling of 165001624488 in words is "one hundred sixty-five billion, one million, six hundred twenty-four thousand, four hundred eighty-eight".