2921402926904 has 48 divisors (see below), whose sum is σ = 6951204562680. Its totient is φ = 1138208930880.

The previous prime is 2921402926891. The next prime is 2921402926907. The reversal of 2921402926904 is 4096292041292.

It is a super-2 number, since 2×2921402926904² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2921402926907) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 338748347 + ... + 338756970.

Almost surely, 2^{2921402926904} is an apocalyptic number.

It is an amenable number.

2921402926904 is an abundant number, since it is smaller than the sum of its proper divisors (4029801635776).

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

2921402926904 is a wasteful number, since it uses less digits than its factorization.

2921402926904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 677505348 (or 677505337 counting only the distinct ones).

The product of its (nonzero) digits is 1119744, while the sum is 50.

The spelling of 2921402926904 in words is "two trillion, nine hundred twenty-one billion, four hundred two million, nine hundred twenty-six thousand, nine hundred four".