2974381933128 has 32 divisors (see below), whose sum is σ = 7617319587360. Its totient is φ = 967278677120.

The previous prime is 2974381933121. The next prime is 2974381933139. The reversal of 2974381933128 is 8213391834792.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (2974381933121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1511371950 + ... + 1511373917.

It is an arithmetic number, because the mean of its divisors is an integer number (238041237105).

Almost surely, 2^{2974381933128} is an apocalyptic number.

It is an amenable number.

2974381933128 is an abundant number, since it is smaller than the sum of its proper divisors (4642937654232).

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

2974381933128 is a wasteful number, since it uses less digits than its factorization.

2974381933128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3022745917 (or 3022745913 counting only the distinct ones).

The product of its digits is 15676416, while the sum is 60.

The spelling of 2974381933128 in words is "two trillion, nine hundred seventy-four billion, three hundred eighty-one million, nine hundred thirty-three thousand, one hundred twenty-eight".