72874410295831 has 2 divisors, whose sum is σ = 72874410295832. Its totient is φ = 72874410295830.

The previous prime is 72874410295823. The next prime is 72874410295891. The reversal of 72874410295831 is 13859201447827.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 72874410295831 - 2³ = 72874410295823 is a prime.

It is a super-2 number, since 2×72874410295831² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 72874410295831.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (72874410295891) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36437205147915 + 36437205147916.

It is an arithmetic number, because the mean of its divisors is an integer number (36437205147916).

Almost surely, 2^{72874410295831} is an apocalyptic number.

72874410295831 is a deficient number, since it is larger than the sum of its proper divisors (1).

72874410295831 is an equidigital number, since it uses as much as digits as its factorization.

72874410295831 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27095040, while the sum is 61.

The spelling of 72874410295831 in words is "seventy-two trillion, eight hundred seventy-four billion, four hundred ten million, two hundred ninety-five thousand, eight hundred thirty-one".