694799506560 has 64 divisors (see below), whose sum is σ = 2214673433280. Its totient is φ = 185279867904.

The previous prime is 694799506549. The next prime is 694799506561. The reversal of 694799506560 is 65605997496.

It is a tau number, because it is divible by the number of its divisors (64).

It is a junction number, because it is equal to n+sod(n) for n = 694799506491 and 694799506500.

It is not an unprimeable number, because it can be changed into a prime (694799506561) 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, 180935452 + ... + 180939291.

It is an arithmetic number, because the mean of its divisors is an integer number (34604272395).

Almost surely, 2^694799506560 is an apocalyptic number.

694799506560 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

694799506560 is an abundant number, since it is smaller than the sum of its proper divisors (1519873926720).

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

694799506560 is a wasteful number, since it uses less digits than its factorization.

694799506560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 361874765 (or 361874753 counting only the distinct ones).

The product of its (nonzero) digits is 110224800, while the sum is 66.

The spelling of 694799506560 in words is "six hundred ninety-four billion, seven hundred ninety-nine million, five hundred six thousand, five hundred sixty".