44739472977 has 12 divisors (see below), whose sum is σ = 64643138820. Its totient is φ = 29817335808.

The previous prime is 44739472949. The next prime is 44739473003. The reversal of 44739472977 is 77927493744.

44739472977 is a `hidden beast` number, since 4 + 4 + 73 + 9 + 472 + 97 + 7 = 666.

44739472977 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 21917025936 + 22822447041 = 148044^2 + 151071^2 .

It is not a de Polignac number, because 44739472977 - 2¹⁶ = 44739407441 is a prime.

It is not an unprimeable number, because it can be changed into a prime (44739470977) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 716668 + ... + 776589.

It is an arithmetic number, because the mean of its divisors is an integer number (5386928235).

Almost surely, 2^44739472977 is an apocalyptic number.

It is an amenable number.

44739472977 is a deficient number, since it is larger than the sum of its proper divisors (19903665843).

44739472977 is a wasteful number, since it uses less digits than its factorization.

44739472977 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1496592 (or 1496589 counting only the distinct ones).

The product of its digits is 74680704, while the sum is 63.

The spelling of 44739472977 in words is "forty-four billion, seven hundred thirty-nine million, four hundred seventy-two thousand, nine hundred seventy-seven".