7276009918464 has 819 divisors, whose sum is σ = 25491390097923. Its totient is φ = 2069537734656.

The previous prime is 7276009918451. The next prime is 7276009918481. The reversal of 7276009918464 is 4648199006727.

The square root of 7276009918464 is 2697408.

It is a perfect power (a square), and thus also a powerful number.

7276009918464 is a `hidden beast` number, since 7 + 2 + 7 + 600 + 9 + 9 + 18 + 4 + 6 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is an unprimeable number.

It is a polite number, since it can be written in 62 ways as a sum of consecutive naturals, for example, 32627847057 + ... + 32627847279.

Almost surely, 2^{7276009918464} is an apocalyptic number.

7276009918464 is the 2697408-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 7276009918464

7276009918464 is an abundant number, since it is smaller than the sum of its proper divisors (18215380179459).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

7276009918464 is an frugal number, since it uses more digits than its factorization.

7276009918464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 502 (or 235 counting only the distinct ones).

The product of its (nonzero) digits is 36578304, while the sum is 63.

7276009918464 divided by its product of nonzero digits (36578304) gives a square (198916 = 446²).

The spelling of 7276009918464 in words is "seven trillion, two hundred seventy-six billion, nine million, nine hundred eighteen thousand, four hundred sixty-four".