697966004560 has 160 divisors (see below), whose sum is σ = 1789172985600. Its totient is φ = 251106324480.

The previous prime is 697966004513. The next prime is 697966004599. The reversal of 697966004560 is 65400669796.

It is a junction number, because it is equal to n+sod(n) for n = 697966004495 and 697966004504.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 69728836 + ... + 69738844.

It is an arithmetic number, because the mean of its divisors is an integer number (11182331160).

Almost surely, 2^697966004560 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 697966004560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (894586492800).

697966004560 is an abundant number, since it is smaller than the sum of its proper divisors (1091206981040).

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

697966004560 is a wasteful number, since it uses less digits than its factorization.

697966004560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10869 (or 10863 counting only the distinct ones).

The product of its (nonzero) digits is 14696640, while the sum is 58.

The spelling of 697966004560 in words is "six hundred ninety-seven billion, nine hundred sixty-six million, four thousand, five hundred sixty".