699881480 has 32 divisors (see below), whose sum is σ = 1613145240. Its totient is φ = 273123840.

The previous prime is 699881471. The next prime is 699881489. The reversal of 699881480 is 84188996.

It is an interprime number because it is at equal distance from previous prime (699881471) and next prime (699881489).

It can be written as a sum of positive squares in 4 ways, for example, as 510488836 + 189392644 = 22594^2 + 13762^2 .

It is not an unprimeable number, because it can be changed into a prime (699881489) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 211739 + ... + 215018.

Almost surely, 2^699881480 is an apocalyptic number.

It is an amenable number.

699881480 is an abundant number, since it is smaller than the sum of its proper divisors (913263760).

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

699881480 is a wasteful number, since it uses less digits than its factorization.

699881480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 426809 (or 426805 counting only the distinct ones).

The product of its (nonzero) digits is 995328, while the sum is 53.

The square root of 699881480 is about 26455.2731983626. The cubic root of 699881480 is about 887.8538873035.

The spelling of 699881480 in words is "six hundred ninety-nine million, eight hundred eighty-one thousand, four hundred eighty".