231706012504546 has 16 divisors (see below), whose sum is σ = 353332563449400. Its totient is φ = 113929307009280.

The previous prime is 231706012504523. The next prime is 231706012504597. The reversal of 231706012504546 is 645405210607132.

It can be written as a sum of positive squares in 4 ways, for example, as 146839743885025 + 84866268619521 = 12117745^2 + 9212289^2 .

It is a super-2 number, since 2×231706012504546² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 231706012504496 and 231706012504505.

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, 203343121 + ... + 204479428.

Almost surely, 2^{231706012504546} is an apocalyptic number.

231706012504546 is a deficient number, since it is larger than the sum of its proper divisors (121626550944854).

231706012504546 is a wasteful number, since it uses less digits than its factorization.

231706012504546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 407827269.

The product of its (nonzero) digits is 1209600, while the sum is 46.

The spelling of 231706012504546 in words is "two hundred thirty-one trillion, seven hundred six billion, twelve million, five hundred four thousand, five hundred forty-six".