9652138572 has 12 divisors (see below), whose sum is σ = 22521656696. Its totient is φ = 3217379520.

The previous prime is 9652138499. The next prime is 9652138609. The reversal of 9652138572 is 2758312569.

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

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, 402172429 + ... + 402172452.

Almost surely, 2^9652138572 is an apocalyptic number.

It is an amenable number.

9652138572 is an abundant number, since it is smaller than the sum of its proper divisors (12869518124).

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

9652138572 is a wasteful number, since it uses less digits than its factorization.

9652138572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 804344888 (or 804344886 counting only the distinct ones).

The product of its digits is 907200, while the sum is 48.

The square root of 9652138572 is about 98245.2979638211. The cubic root of 9652138572 is about 2129.1577979195.

The spelling of 9652138572 in words is "nine billion, six hundred fifty-two million, one hundred thirty-eight thousand, five hundred seventy-two".