7649657828 has 12 divisors (see below), whose sum is σ = 13387554432. Its totient is φ = 3824642280.

The previous prime is 7649657797. The next prime is 7649657857. The reversal of 7649657828 is 8287569467.

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, 90101 + ... + 153027.

It is an arithmetic number, because the mean of its divisors is an integer number (1115629536).

Almost surely, 2^7649657828 is an apocalyptic number.

It is an amenable number.

7649657828 is a deficient number, since it is larger than the sum of its proper divisors (5737896604).

7649657828 is a wasteful number, since it uses less digits than its factorization.

7649657828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93322 (or 93320 counting only the distinct ones).

The product of its digits is 40642560, while the sum is 62.

The square root of 7649657828 is about 87462.3223336769. The cubic root of 7649657828 is about 1970.3679582722.

The spelling of 7649657828 in words is "seven billion, six hundred forty-nine million, six hundred fifty-seven thousand, eight hundred twenty-eight".