72726007507 has 2 divisors, whose sum is σ = 72726007508. Its totient is φ = 72726007506.

The previous prime is 72726007499. The next prime is 72726007537. The reversal of 72726007507 is 70570062727.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 72726007507 - 2³ = 72726007499 is a prime.

It is not a weakly prime, because it can be changed into another prime (72726007537) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36363003753 + 36363003754.

It is an arithmetic number, because the mean of its divisors is an integer number (36363003754).

Almost surely, 2^72726007507 is an apocalyptic number.

72726007507 is a deficient number, since it is larger than the sum of its proper divisors (1).

72726007507 is an equidigital number, since it uses as much as digits as its factorization.

72726007507 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288120, while the sum is 43.

The spelling of 72726007507 in words is "seventy-two billion, seven hundred twenty-six million, seven thousand, five hundred seven".