44532260864 has 448 divisors, whose sum is σ = 118372810752. Its totient is φ = 16279142400.

The previous prime is 44532260807. The next prime is 44532260867. The reversal of 44532260864 is 46806223544.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (448).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44532260867) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 947494889 + ... + 947494935.

It is an arithmetic number, because the mean of its divisors is an integer number (264225024).

Almost surely, 2^44532260864 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 44532260864, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (59186405376).

44532260864 is an abundant number, since it is smaller than the sum of its proper divisors (73840549888).

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

44532260864 is a wasteful number, since it uses less digits than its factorization.

44532260864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165 (or 141 counting only the distinct ones).

The product of its (nonzero) digits is 1105920, while the sum is 44.

The spelling of 44532260864 in words is "forty-four billion, five hundred thirty-two million, two hundred sixty thousand, eight hundred sixty-four".