7738054464 has 56 divisors (see below), whose sum is σ = 23398406848. Its totient is φ = 2210872320.

The previous prime is 7738054451. The next prime is 7738054477. The reversal of 7738054464 is 4644508377.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (7738054451) and next prime (7738054477).

It is a tau number, because it is divible by the number of its divisors (56).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2877397 + ... + 2880084.

Almost surely, 2^7738054464 is an apocalyptic number.

It is an amenable number.

7738054464 is an abundant number, since it is smaller than the sum of its proper divisors (15660352384).

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

7738054464 is a wasteful number, since it uses less digits than its factorization.

7738054464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5757503 (or 5757493 counting only the distinct ones).

The product of its (nonzero) digits is 2257920, while the sum is 48.

The square root of 7738054464 is about 87966.2120589491. The cubic root of 7738054464 is about 1977.9285263690.

The spelling of 7738054464 in words is "seven billion, seven hundred thirty-eight million, fifty-four thousand, four hundred sixty-four".