697569863432 has 96 divisors (see below), whose sum is σ = 1426328352000. Its totient is φ = 319680811008.

The previous prime is 697569863407. The next prime is 697569863447. The reversal of 697569863432 is 234368965796.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 156298433 + ... + 156302895.

It is an arithmetic number, because the mean of its divisors is an integer number (14857587000).

Almost surely, 2^697569863432 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 697569863432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (713164176000).

697569863432 is an abundant number, since it is smaller than the sum of its proper divisors (728758488568).

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

697569863432 is a wasteful number, since it uses less digits than its factorization.

697569863432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5287 (or 5270 counting only the distinct ones).

The product of its digits is 352719360, while the sum is 68.

The spelling of 697569863432 in words is "six hundred ninety-seven billion, five hundred sixty-nine million, eight hundred sixty-three thousand, four hundred thirty-two".