456455213437 has 2 divisors, whose sum is σ = 456455213438. Its totient is φ = 456455213436.

The previous prime is 456455213387. The next prime is 456455213531. The reversal of 456455213437 is 734312554654.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 454735784281 + 1719429156 = 674341^2 + 41466^2 .

It is a cyclic number.

It is not a de Polignac number, because 456455213437 - 2³⁵ = 422095475069 is a prime.

It is a super-3 number, since 3×456455213437³ (a number of 36 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (456455214437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 228227606718 + 228227606719.

It is an arithmetic number, because the mean of its divisors is an integer number (228227606719).

Almost surely, 2^456455213437 is an apocalyptic number.

It is an amenable number.

456455213437 is a deficient number, since it is larger than the sum of its proper divisors (1).

456455213437 is an equidigital number, since it uses as much as digits as its factorization.

456455213437 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6048000, while the sum is 49.

The spelling of 456455213437 in words is "four hundred fifty-six billion, four hundred fifty-five million, two hundred thirteen thousand, four hundred thirty-seven".