44638901144 has 32 divisors (see below), whose sum is σ = 84952411200. Its totient is φ = 21987257760.

The previous prime is 44638901117. The next prime is 44638901149. The reversal of 44638901144 is 44110983644.

44638901144 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 44638901095 and 44638901104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44638901149) 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, 7559 + ... + 298889.

It is an arithmetic number, because the mean of its divisors is an integer number (2654762850).

Almost surely, 2^44638901144 is an apocalyptic number.

It is an amenable number.

44638901144 is a deficient number, since it is larger than the sum of its proper divisors (40313510056).

44638901144 is a wasteful number, since it uses less digits than its factorization.

44638901144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 291623 (or 291619 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 44.

The spelling of 44638901144 in words is "forty-four billion, six hundred thirty-eight million, nine hundred one thousand, one hundred forty-four".