7832725644 has 12 divisors (see below), whose sum is σ = 18276359864. Its totient is φ = 2610908544.

The previous prime is 7832725633. The next prime is 7832725697. The reversal of 7832725644 is 4465272387.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×7832725644² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 7832725593 and 7832725602.

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, 326363557 + ... + 326363580.

Almost surely, 2^7832725644 is an apocalyptic number.

It is an amenable number.

7832725644 is an abundant number, since it is smaller than the sum of its proper divisors (10443634220).

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

7832725644 is a wasteful number, since it uses less digits than its factorization.

7832725644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 652727144 (or 652727142 counting only the distinct ones).

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

The square root of 7832725644 is about 88502.6872134400. The cubic root of 7832725644 is about 1985.9621705306.

The spelling of 7832725644 in words is "seven billion, eight hundred thirty-two million, seven hundred twenty-five thousand, six hundred forty-four".