44893407421 has 8 divisors (see below), whose sum is σ = 45038669760. Its totient is φ = 44748368352.

The previous prime is 44893407367. The next prime is 44893407431. The reversal of 44893407421 is 12470439844.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 44893407421 - 2²⁷ = 44759189693 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44893407431) 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, 351766 + ... + 462088.

It is an arithmetic number, because the mean of its divisors is an integer number (5629833720).

Almost surely, 2^44893407421 is an apocalyptic number.

It is an amenable number.

44893407421 is a deficient number, since it is larger than the sum of its proper divisors (145262339).

44893407421 is a wasteful number, since it uses less digits than its factorization.

44893407421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111635.

The product of its (nonzero) digits is 774144, while the sum is 46.

The spelling of 44893407421 in words is "forty-four billion, eight hundred ninety-three million, four hundred seven thousand, four hundred twenty-one".