690554263532 has 24 divisors (see below), whose sum is σ = 1387036044576. Its totient is φ = 294681644928.

The previous prime is 690554263523. The next prime is 690554263559. The reversal of 690554263532 is 235362455096.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52917623 + ... + 52930670.

It is an arithmetic number, because the mean of its divisors is an integer number (57793168524).

Almost surely, 2^690554263532 is an apocalyptic number.

It is an amenable number.

690554263532 is an abundant number, since it is smaller than the sum of its proper divisors (696481781044).

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

690554263532 is a wasteful number, since it uses less digits than its factorization.

690554263532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105848537 (or 105848535 counting only the distinct ones).

The product of its (nonzero) digits is 5832000, while the sum is 50.

The spelling of 690554263532 in words is "six hundred ninety billion, five hundred fifty-four million, two hundred sixty-three thousand, five hundred thirty-two".