23742816830690 has 16 divisors (see below), whose sum is σ = 42737197977720. Its totient is φ = 9497098358400.

The previous prime is 23742816830657. The next prime is 23742816830767. The reversal of 23742816830690 is 9603861824732.

It can be written as a sum of positive squares in 4 ways, for example, as 8508416452561 + 15234400378129 = 2916919^2 + 3903127^2 .

It is a super-2 number, since 2×23742816830690² (a number of 28 digits) contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 151376 + ... + 6892644.

Almost surely, 2^{23742816830690} is an apocalyptic number.

23742816830690 is a deficient number, since it is larger than the sum of its proper divisors (18994381147030).

23742816830690 is a wasteful number, since it uses less digits than its factorization.

23742816830690 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7093477.

The product of its (nonzero) digits is 20901888, while the sum is 59.

The spelling of 23742816830690 in words is "twenty-three trillion, seven hundred forty-two billion, eight hundred sixteen million, eight hundred thirty thousand, six hundred ninety".