699954480 has 80 divisors (see below), whose sum is σ = 2410961760. Its totient is φ = 186653952.

The previous prime is 699954449. The next prime is 699954499. The reversal of 699954480 is 84459996.

699954480 is a `hidden beast` number, since 6 + 9 + 99 + 544 + 8 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 159867 + ... + 164186.

It is an arithmetic number, because the mean of its divisors is an integer number (30137022).

Almost surely, 2^699954480 is an apocalyptic number.

699954480 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

699954480 is an abundant number, since it is smaller than the sum of its proper divisors (1711007280).

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

699954480 is a wasteful number, since it uses less digits than its factorization.

699954480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 324075 (or 324063 counting only the distinct ones).

The product of its (nonzero) digits is 2799360, while the sum is 54.

The square root of 699954480 is about 26456.6528495197. The cubic root of 699954480 is about 887.8847549491.

The spelling of 699954480 in words is "six hundred ninety-nine million, nine hundred fifty-four thousand, four hundred eighty".