2044402212642 has 32 divisors (see below), whose sum is σ = 4135239267840. Its totient is φ = 673730090880.

The previous prime is 2044402212623. The next prime is 2044402212673. The reversal of 2044402212642 is 2462122044402.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4337892 + ... + 4786032.

It is an arithmetic number, because the mean of its divisors is an integer number (129226227120).

Almost surely, 2^{2044402212642} is an apocalyptic number.

2044402212642 is an abundant number, since it is smaller than the sum of its proper divisors (2090837055198).

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

2044402212642 is a wasteful number, since it uses less digits than its factorization.

2044402212642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 456778.

The product of its (nonzero) digits is 49152, while the sum is 33.

The spelling of 2044402212642 in words is "two trillion, forty-four billion, four hundred two million, two hundred twelve thousand, six hundred forty-two".