72406631374151 has 2 divisors, whose sum is σ = 72406631374152. Its totient is φ = 72406631374150.

The previous prime is 72406631374117. The next prime is 72406631374157. The reversal of 72406631374151 is 15147313660427.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 72406631374151 - 2¹⁰ = 72406631373127 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 72406631374151.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (72406631374157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36203315687075 + 36203315687076.

It is an arithmetic number, because the mean of its divisors is an integer number (36203315687076).

Almost surely, 2^{72406631374151} is an apocalyptic number.

72406631374151 is a deficient number, since it is larger than the sum of its proper divisors (1).

72406631374151 is an equidigital number, since it uses as much as digits as its factorization.

72406631374151 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2540160, while the sum is 50.

The spelling of 72406631374151 in words is "seventy-two trillion, four hundred six billion, six hundred thirty-one million, three hundred seventy-four thousand, one hundred fifty-one".