2044456425642 has 32 divisors (see below), whose sum is σ = 4176739353600. Its totient is φ = 666853477488.

The previous prime is 2044456425631. The next prime is 2044456425643. The reversal of 2044456425642 is 2465246544402.

It is a super-2 number, since 2×2044456425642² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2044456425591 and 2044456425600.

It is not an unprimeable number, because it can be changed into a prime (2044456425643) 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, 710109 + ... + 2143167.

It is an arithmetic number, because the mean of its divisors is an integer number (130523104800).

Almost surely, 2^{2044456425642} is an apocalyptic number.

2044456425642 is an abundant number, since it is smaller than the sum of its proper divisors (2132282927958).

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

2044456425642 is a wasteful number, since it uses less digits than its factorization.

2044456425642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1438170.

The product of its (nonzero) digits is 7372800, while the sum is 48.

The spelling of 2044456425642 in words is "two trillion, forty-four billion, four hundred fifty-six million, four hundred twenty-five thousand, six hundred forty-two".