1371352256464 has 20 divisors (see below), whose sum is σ = 2813288820804. Its totient is φ = 645342238208.

The previous prime is 1371352256459. The next prime is 1371352256471. The reversal of 1371352256464 is 4646522531731.

It can be written as a sum of positive squares in 2 ways, for example, as 1194447896464 + 176904360000 = 1092908^2 + 420600^2 .

It is a super-2 number, since 2×1371352256464² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2520867847 + ... + 2520868390.

Almost surely, 2^{1371352256464} is an apocalyptic number.

It is an amenable number.

1371352256464 is an abundant number, since it is smaller than the sum of its proper divisors (1441936564340).

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

1371352256464 is a wasteful number, since it uses less digits than its factorization.

1371352256464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5041736262 (or 5041736256 counting only the distinct ones).

The product of its digits is 3628800, while the sum is 49.

The spelling of 1371352256464 in words is "one trillion, three hundred seventy-one billion, three hundred fifty-two million, two hundred fifty-six thousand, four hundred sixty-four".