16663531062 has 32 divisors (see below), whose sum is σ = 33677770752. Its totient is φ = 5496289344.

The previous prime is 16663531057. The next prime is 16663531099. The reversal of 16663531062 is 26013536661.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 16663531062.

It is a congruent number.

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, 263298 + ... + 320394.

It is an arithmetic number, because the mean of its divisors is an integer number (1052430336).

Almost surely, 2^16663531062 is an apocalyptic number.

16663531062 is an abundant number, since it is smaller than the sum of its proper divisors (17014239690).

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

16663531062 is a wasteful number, since it uses less digits than its factorization.

16663531062 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57612.

The product of its (nonzero) digits is 116640, while the sum is 39.

The spelling of 16663531062 in words is "sixteen billion, six hundred sixty-three million, five hundred thirty-one thousand, sixty-two".