7272664377511 has 16 divisors (see below), whose sum is σ = 8216287652160. Its totient is φ = 6390445904640.

The previous prime is 7272664377499. The next prime is 7272664377551. The reversal of 7272664377511 is 1157734662727.

It is a cyclic number.

It is not a de Polignac number, because 7272664377511 - 2²⁵ = 7272630823079 is a prime.

It is a super-2 number, since 2×7272664377511² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7272664377551) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 135824550 + ... + 135878083.

It is an arithmetic number, because the mean of its divisors is an integer number (513517978260).

Almost surely, 2^{7272664377511} is an apocalyptic number.

7272664377511 is a gapful number since it is divisible by the number (71) formed by its first and last digit.

7272664377511 is a deficient number, since it is larger than the sum of its proper divisors (943623274649).

7272664377511 is a wasteful number, since it uses less digits than its factorization.

7272664377511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 271702746.

The product of its digits is 20744640, while the sum is 58.

The spelling of 7272664377511 in words is "seven trillion, two hundred seventy-two billion, six hundred sixty-four million, three hundred seventy-seven thousand, five hundred eleven".