9252990038730 has 96 divisors (see below), whose sum is σ = 23594171221440. Its totient is φ = 2321940142080.

The previous prime is 9252990038723. The next prime is 9252990038753. The reversal of 9252990038730 is 378300992529.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 55065981 + ... + 55233759.

It is an arithmetic number, because the mean of its divisors is an integer number (245772616890).

Almost surely, 2^{9252990038730} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9252990038730, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11797085610720).

9252990038730 is an abundant number, since it is smaller than the sum of its proper divisors (14341181182710).

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

9252990038730 is a wasteful number, since it uses less digits than its factorization.

9252990038730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174184 (or 174167 counting only the distinct ones).

The product of its (nonzero) digits is 7348320, while the sum is 57.

The spelling of 9252990038730 in words is "nine trillion, two hundred fifty-two billion, nine hundred ninety million, thirty-eight thousand, seven hundred thirty".