690026134832 has 40 divisors (see below), whose sum is σ = 1344567781440. Its totient is φ = 343041400640.

The previous prime is 690026134793. The next prime is 690026134843. The reversal of 690026134832 is 238431620096.

It is a super-2 number, since 2×690026134832² (a number of 24 digits) contains 22 as substring.

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, 43327223 + ... + 43343145.

It is an arithmetic number, because the mean of its divisors is an integer number (33614194536).

Almost surely, 2^690026134832 is an apocalyptic number.

It is an amenable number.

690026134832 is a deficient number, since it is larger than the sum of its proper divisors (654541646608).

690026134832 is a wasteful number, since it uses less digits than its factorization.

690026134832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31241 (or 31235 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 44.

The spelling of 690026134832 in words is "six hundred ninety billion, twenty-six million, one hundred thirty-four thousand, eight hundred thirty-two".