699885353472 has 80 divisors (see below), whose sum is σ = 1871470798560. Its totient is φ = 232427712512.

The previous prime is 699885353459. The next prime is 699885353477. The reversal of 699885353472 is 274353588996.

It is a junction number, because it is equal to n+sod(n) for n = 699885353397 and 699885353406.

It is not an unprimeable number, because it can be changed into a prime (699885353477) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 433758 + ... + 1260125.

It is an arithmetic number, because the mean of its divisors is an integer number (23393384982).

Almost surely, 2^699885353472 is an apocalyptic number.

It is an amenable number.

699885353472 is an abundant number, since it is smaller than the sum of its proper divisors (1171585445088).

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

699885353472 is a wasteful number, since it uses less digits than its factorization.

699885353472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1694173 (or 1694157 counting only the distinct ones).

The product of its digits is 391910400, while the sum is 69.

The spelling of 699885353472 in words is "six hundred ninety-nine billion, eight hundred eighty-five million, three hundred fifty-three thousand, four hundred seventy-two".