9995851400772 has 24 divisors (see below), whose sum is σ = 23350868757216. Its totient is φ = 3328062539968.

The previous prime is 9995851400753. The next prime is 9995851400809. The reversal of 9995851400772 is 2770041585999.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 485980158 + ... + 486000725.

It is an arithmetic number, because the mean of its divisors is an integer number (972952864884).

Almost surely, 2^{9995851400772} is an apocalyptic number.

It is an amenable number.

9995851400772 is an abundant number, since it is smaller than the sum of its proper divisors (13355017356444).

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

9995851400772 is a wasteful number, since it uses less digits than its factorization.

9995851400772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 971981747 (or 971981745 counting only the distinct ones).

The product of its (nonzero) digits is 57153600, while the sum is 66.

The spelling of 9995851400772 in words is "nine trillion, nine hundred ninety-five billion, eight hundred fifty-one million, four hundred thousand, seven hundred seventy-two".