2309947151022 has 96 divisors (see below), whose sum is σ = 5935025451264. Its totient is φ = 659616696000.

The previous prime is 2309947150991. The next prime is 2309947151033. The reversal of 2309947151022 is 2201517499032.

2309947151022 is a `hidden beast` number, since 2 + 3 + 0 + 99 + 47 + 1 + 510 + 2 + 2 = 666.

It is a congruent number.

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, 5938497 + ... + 6315507.

It is an arithmetic number, because the mean of its divisors is an integer number (61823181784).

Almost surely, 2^{2309947151022} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2309947151022, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2967512725632).

2309947151022 is an abundant number, since it is smaller than the sum of its proper divisors (3625078300242).

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

2309947151022 is a wasteful number, since it uses less digits than its factorization.

2309947151022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 378836 (or 378824 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 45.

The spelling of 2309947151022 in words is "two trillion, three hundred nine billion, nine hundred forty-seven million, one hundred fifty-one thousand, twenty-two".