690252379046 has 16 divisors (see below), whose sum is σ = 1117650031200. Its totient is φ = 318737229888.

The previous prime is 690252379013. The next prime is 690252379111. The reversal of 690252379046 is 640973252096.

It is a congruent number.

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, 258713951 + ... + 258716618.

It is an arithmetic number, because the mean of its divisors is an integer number (69853126950).

Almost surely, 2^690252379046 is an apocalyptic number.

690252379046 is a deficient number, since it is larger than the sum of its proper divisors (427397652154).

690252379046 is a wasteful number, since it uses less digits than its factorization.

690252379046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 517430623.

The product of its (nonzero) digits is 4898880, while the sum is 53.

The spelling of 690252379046 in words is "six hundred ninety billion, two hundred fifty-two million, three hundred seventy-nine thousand, forty-six".