44320426436 has 108 divisors (see below), whose sum is σ = 97748442036. Its totient is φ = 17501552640.

The previous prime is 44320426411. The next prime is 44320426477. The reversal of 44320426436 is 63462402344.

It can be written as a sum of positive squares in 6 ways, for example, as 6455158336 + 37865268100 = 80344^2 + 194590^2 .

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 44320426436.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 1374596 + ... + 1406468.

It is an arithmetic number, because the mean of its divisors is an integer number (905078167).

Almost surely, 2^44320426436 is an apocalyptic number.

It is an amenable number.

44320426436 is an abundant number, since it is smaller than the sum of its proper divisors (53428015600).

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

44320426436 is a wasteful number, since it uses less digits than its factorization.

44320426436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31942 (or 31916 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 38.

The spelling of 44320426436 in words is "forty-four billion, three hundred twenty million, four hundred twenty-six thousand, four hundred thirty-six".