2521846923942 has 32 divisors (see below), whose sum is σ = 5073512033664. Its totient is φ = 835660584000.

The previous prime is 2521846923941. The next prime is 2521846924021. The reversal of 2521846923942 is 2493296481252.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2521846923941) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1140559 + ... + 2518842.

It is an arithmetic number, because the mean of its divisors is an integer number (158547251052).

Almost surely, 2^{2521846923942} is an apocalyptic number.

2521846923942 is an abundant number, since it is smaller than the sum of its proper divisors (2551665109722).

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

2521846923942 is a wasteful number, since it uses less digits than its factorization.

2521846923942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3660084.

The product of its digits is 14929920, while the sum is 57.

The spelling of 2521846923942 in words is "two trillion, five hundred twenty-one billion, eight hundred forty-six million, nine hundred twenty-three thousand, nine hundred forty-two".