44521722420 has 96 divisors (see below), whose sum is σ = 145377120000. Its totient is φ = 10176388992.

The previous prime is 44521722419. The next prime is 44521722463. The reversal of 44521722420 is 2422712544.

It is a happy number.

44521722420 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1061095 + ... + 1102254.

It is an arithmetic number, because the mean of its divisors is an integer number (1514345000).

Almost surely, 2^44521722420 is an apocalyptic number.

It is an amenable number.

44521722420 is an abundant number, since it is smaller than the sum of its proper divisors (100855397580).

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

44521722420 is a wasteful number, since it uses less digits than its factorization.

44521722420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2163382 (or 2163366 counting only the distinct ones).

The product of its (nonzero) digits is 35840, while the sum is 33.

It can be divided in two parts, 44521 and 722420, that added together give a triangular number (766941 = T₁₂₃₈).

The spelling of 44521722420 in words is "forty-four billion, five hundred twenty-one million, seven hundred twenty-two thousand, four hundred twenty".