690932751323 has 16 divisors (see below), whose sum is σ = 756843043680. Its totient is φ = 627832321536.

The previous prime is 690932751319. The next prime is 690932751343. The reversal of 690932751323 is 323157239096.

It is a cyclic number.

It is not a de Polignac number, because 690932751323 - 2² = 690932751319 is a prime.

It is not an unprimeable number, because it can be changed into a prime (690932751343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18184061 + ... + 18222017.

It is an arithmetic number, because the mean of its divisors is an integer number (47302690230).

Almost surely, 2^690932751323 is an apocalyptic number.

690932751323 is a deficient number, since it is larger than the sum of its proper divisors (65910292357).

690932751323 is a wasteful number, since it uses less digits than its factorization.

690932751323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74926.

The product of its (nonzero) digits is 1837080, while the sum is 50.

The spelling of 690932751323 in words is "six hundred ninety billion, nine hundred thirty-two million, seven hundred fifty-one thousand, three hundred twenty-three".