695007780 has 24 divisors (see below), whose sum is σ = 1946021952. Its totient is φ = 185335392.

The previous prime is 695007779. The next prime is 695007809. The reversal of 695007780 is 87700596.

695007780 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5791672 + ... + 5791791.

It is an arithmetic number, because the mean of its divisors is an integer number (81084248).

Almost surely, 2^695007780 is an apocalyptic number.

695007780 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

695007780 is an abundant number, since it is smaller than the sum of its proper divisors (1251014172).

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

695007780 is a wasteful number, since it uses less digits than its factorization.

695007780 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11583475 (or 11583473 counting only the distinct ones).

The product of its (nonzero) digits is 105840, while the sum is 42.

The square root of 695007780 is about 26363.0002086257. Note that the first 3 decimals coincide. The cubic root of 695007780 is about 885.7881962751.

The spelling of 695007780 in words is "six hundred ninety-five million, seven thousand, seven hundred eighty".