44907732139 has 8 divisors (see below), whose sum is σ = 46862576640. Its totient is φ = 42953082216.

The previous prime is 44907732137. The next prime is 44907732173. The reversal of 44907732139 is 93123770944.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 44907732139 - 2¹ = 44907732137 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 44907732092 and 44907732101.

It is not an unprimeable number, because it can be changed into a prime (44907732137) 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, 616864 + ... + 685810.

It is an arithmetic number, because the mean of its divisors is an integer number (5857822080).

Almost surely, 2^44907732139 is an apocalyptic number.

44907732139 is a deficient number, since it is larger than the sum of its proper divisors (1954844501).

44907732139 is a wasteful number, since it uses less digits than its factorization.

44907732139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97289.

The product of its (nonzero) digits is 1143072, while the sum is 49.

The spelling of 44907732139 in words is "forty-four billion, nine hundred seven million, seven hundred thirty-two thousand, one hundred thirty-nine".