2938793876478 has 48 divisors (see below), whose sum is σ = 6379302730320. Its totient is φ = 977766308352.

The previous prime is 2938793876429. The next prime is 2938793876503. The reversal of 2938793876478 is 8746783978392.

2938793876478 is a `hidden beast` number, since 2 + 9 + 3 + 8 + 79 + 3 + 8 + 76 + 478 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 2938793876397 and 2938793876406.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 22661550 + ... + 22790862.

It is an arithmetic number, because the mean of its divisors is an integer number (132902140215).

Almost surely, 2^{2938793876478} is an apocalyptic number.

2938793876478 is an abundant number, since it is smaller than the sum of its proper divisors (3440508853842).

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

2938793876478 is a wasteful number, since it uses less digits than its factorization.

2938793876478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131673 (or 131670 counting only the distinct ones).

The product of its digits is 6145155072, while the sum is 81.

The spelling of 2938793876478 in words is "two trillion, nine hundred thirty-eight billion, seven hundred ninety-three million, eight hundred seventy-six thousand, four hundred seventy-eight".