231427523451 has 8 divisors (see below), whose sum is σ = 321986119680. Its totient is φ = 147576971432.

The previous prime is 231427523419. The next prime is 231427523477. The reversal of 231427523451 is 154325724132.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 231427523451 - 2⁵ = 231427523419 is a prime.

It is a super-2 number, since 2×231427523451² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (231427523401) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1677010971 + ... + 1677011108.

It is an arithmetic number, because the mean of its divisors is an integer number (40248264960).

Almost surely, 2^231427523451 is an apocalyptic number.

231427523451 is a deficient number, since it is larger than the sum of its proper divisors (90558596229).

231427523451 is a wasteful number, since it uses less digits than its factorization.

231427523451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3354022105.

The product of its digits is 201600, while the sum is 39.

The spelling of 231427523451 in words is "two hundred thirty-one billion, four hundred twenty-seven million, five hundred twenty-three thousand, four hundred fifty-one".