44576421880 has 64 divisors (see below), whose sum is σ = 101082240000. Its totient is φ = 17691467904.

The previous prime is 44576421853. The next prime is 44576421889. The reversal of 44576421880 is 8812467544.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44576421889) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2913691 + ... + 2928949.

It is an arithmetic number, because the mean of its divisors is an integer number (1579410000).

Almost surely, 2^44576421880 is an apocalyptic number.

44576421880 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

44576421880 is an abundant number, since it is smaller than the sum of its proper divisors (56505818120).

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

44576421880 is a wasteful number, since it uses less digits than its factorization.

44576421880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15836 (or 15832 counting only the distinct ones).

The product of its (nonzero) digits is 1720320, while the sum is 49.

The spelling of 44576421880 in words is "forty-four billion, five hundred seventy-six million, four hundred twenty-one thousand, eight hundred eighty".