16506562632 has 64 divisors (see below), whose sum is σ = 47960985600. Its totient is φ = 4636223040.

The previous prime is 16506562627. The next prime is 16506562673. The reversal of 16506562632 is 23626560561.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 822744 + ... + 842567.

It is an arithmetic number, because the mean of its divisors is an integer number (749390400).

Almost surely, 2^16506562632 is an apocalyptic number.

16506562632 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

16506562632 is an abundant number, since it is smaller than the sum of its proper divisors (31454422968).

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

16506562632 is a wasteful number, since it uses less digits than its factorization.

16506562632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1665386 (or 1665382 counting only the distinct ones).

The product of its (nonzero) digits is 388800, while the sum is 42.

The spelling of 16506562632 in words is "sixteen billion, five hundred six million, five hundred sixty-two thousand, six hundred thirty-two".