72481039511 has 2 divisors, whose sum is σ = 72481039512. Its totient is φ = 72481039510.

The previous prime is 72481039483. The next prime is 72481039523. The reversal of 72481039511 is 11593018427.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-72481039511 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (72481030511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36240519755 + 36240519756.

It is an arithmetic number, because the mean of its divisors is an integer number (36240519756).

Almost surely, 2^72481039511 is an apocalyptic number.

72481039511 is a deficient number, since it is larger than the sum of its proper divisors (1).

72481039511 is an equidigital number, since it uses as much as digits as its factorization.

72481039511 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 60480, while the sum is 41.

The spelling of 72481039511 in words is "seventy-two billion, four hundred eighty-one million, thirty-nine thousand, five hundred eleven".