6403652772 has 48 divisors (see below), whose sum is σ = 16449787200. Its totient is φ = 1922693760.

The previous prime is 6403652713. The next prime is 6403652791. The reversal of 6403652772 is 2772563046.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 208147 + ... + 236922.

It is an arithmetic number, because the mean of its divisors is an integer number (342703900).

Almost surely, 2^6403652772 is an apocalyptic number.

It is an amenable number.

6403652772 is an abundant number, since it is smaller than the sum of its proper divisors (10046134428).

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

6403652772 is a wasteful number, since it uses less digits than its factorization.

6403652772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 445196 (or 445194 counting only the distinct ones).

The product of its (nonzero) digits is 423360, while the sum is 42.

The square root of 6403652772 is about 80022.8265684236. The cubic root of 6403652772 is about 1856.9886884690.

The spelling of 6403652772 in words is "six billion, four hundred three million, six hundred fifty-two thousand, seven hundred seventy-two".