44900020449 has 48 divisors (see below), whose sum is σ = 69750853120. Its totient is φ = 27747256320.

The previous prime is 44900020447. The next prime is 44900020471. The reversal of 44900020449 is 94402000944.

It is a happy number.

44900020449 is a `hidden beast` number, since 449 + 0 + 0 + 0 + 204 + 4 + 9 = 666.

It is not a de Polignac number, because 44900020449 - 2¹ = 44900020447 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (44900020447) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2002032 + ... + 2024334.

Almost surely, 2^44900020449 is an apocalyptic number.

It is an amenable number.

44900020449 is a deficient number, since it is larger than the sum of its proper divisors (24850832671).

44900020449 is a wasteful number, since it uses less digits than its factorization.

44900020449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22582 (or 22579 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 36.

The spelling of 44900020449 in words is "forty-four billion, nine hundred million, twenty thousand, four hundred forty-nine".