456438298231 has 2 divisors, whose sum is σ = 456438298232. Its totient is φ = 456438298230.

The previous prime is 456438298219. The next prime is 456438298249. The reversal of 456438298231 is 132892834654.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 456438298231 - 2¹⁵ = 456438265463 is a prime.

It is a super-2 number, since 2×456438298231² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (456438298031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 228219149115 + 228219149116.

It is an arithmetic number, because the mean of its divisors is an integer number (228219149116).

Almost surely, 2^456438298231 is an apocalyptic number.

456438298231 is a deficient number, since it is larger than the sum of its proper divisors (1).

456438298231 is an equidigital number, since it uses as much as digits as its factorization.

456438298231 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9953280, while the sum is 55.

The spelling of 456438298231 in words is "four hundred fifty-six billion, four hundred thirty-eight million, two hundred ninety-eight thousand, two hundred thirty-one".