9951725504 has 28 divisors (see below), whose sum is σ = 22569092784. Its totient is φ = 4265025024.

The previous prime is 9951725479. The next prime is 9951725543. The reversal of 9951725504 is 4055271599.

It is a tau number, because it is divible by the number of its divisors (28).

It is a congruent number.

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, 11106389 + ... + 11107284.

It is an arithmetic number, because the mean of its divisors is an integer number (806039028).

Almost surely, 2^9951725504 is an apocalyptic number.

It is an amenable number.

9951725504 is an abundant number, since it is smaller than the sum of its proper divisors (12617367280).

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

9951725504 is a wasteful number, since it uses less digits than its factorization.

9951725504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22213692 (or 22213682 counting only the distinct ones).

The product of its (nonzero) digits is 567000, while the sum is 47.

The square root of 9951725504 is about 99758.3355113747. The cubic root of 9951725504 is about 2150.9622881139.

The spelling of 9951725504 in words is "nine billion, nine hundred fifty-one million, seven hundred twenty-five thousand, five hundred four".