72416320776029 has 2 divisors, whose sum is σ = 72416320776030. Its totient is φ = 72416320776028.

The previous prime is 72416320775987. The next prime is 72416320776067. The reversal of 72416320776029 is 92067702361427.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 71354343122500 + 1061977653529 = 8447150^2 + 1030523^2 .

It is a cyclic number.

It is not a de Polignac number, because 72416320776029 - 2³⁶ = 72347601299293 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (72416320776329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36208160388014 + 36208160388015.

It is an arithmetic number, because the mean of its divisors is an integer number (36208160388015).

Almost surely, 2^{72416320776029} is an apocalyptic number.

It is an amenable number.

72416320776029 is a deficient number, since it is larger than the sum of its proper divisors (1).

72416320776029 is an equidigital number, since it uses as much as digits as its factorization.

72416320776029 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10668672, while the sum is 56.

The spelling of 72416320776029 in words is "seventy-two trillion, four hundred sixteen billion, three hundred twenty million, seven hundred seventy-six thousand, twenty-nine".