44889919201 has 4 divisors (see below), whose sum is σ = 45212868400. Its totient is φ = 44566970004.

The previous prime is 44889919199. The next prime is 44889919229. The reversal of 44889919201 is 10291998844.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 44889919201 - 2¹ = 44889919199 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (44889919231) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 161474391 + ... + 161474668.

It is an arithmetic number, because the mean of its divisors is an integer number (11303217100).

Almost surely, 2^44889919201 is an apocalyptic number.

It is an amenable number.

44889919201 is a deficient number, since it is larger than the sum of its proper divisors (322949199).

44889919201 is a wasteful number, since it uses less digits than its factorization.

44889919201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 322949198.

The product of its (nonzero) digits is 1492992, while the sum is 55.

The spelling of 44889919201 in words is "forty-four billion, eight hundred eighty-nine million, nine hundred nineteen thousand, two hundred one".