2044404136654 has 16 divisors (see below), whose sum is σ = 3542176151856. Its totient is φ = 874611395200.

The previous prime is 2044404136601. The next prime is 2044404136657. The reversal of 2044404136654 is 4566314044402.

It is a self number, because there is not a number n which added to its sum of digits gives 2044404136654.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2044404136657) 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, 2733160237 + ... + 2733160984.

It is an arithmetic number, because the mean of its divisors is an integer number (221386009491).

Almost surely, 2^{2044404136654} is an apocalyptic number.

2044404136654 is a deficient number, since it is larger than the sum of its proper divisors (1497772015202).

2044404136654 is a wasteful number, since it uses less digits than its factorization.

2044404136654 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5466321251.

The product of its (nonzero) digits is 1105920, while the sum is 43.

The spelling of 2044404136654 in words is "two trillion, forty-four billion, four hundred four million, one hundred thirty-six thousand, six hundred fifty-four".