44538614997 has 4 divisors (see below), whose sum is σ = 59384820000. Its totient is φ = 29692409996.

The previous prime is 44538614941. The next prime is 44538615007. The reversal of 44538614997 is 79941683544.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 44538614997 - 2⁸ = 44538614741 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 44538614997.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44538614297) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7423102497 + ... + 7423102502.

It is an arithmetic number, because the mean of its divisors is an integer number (14846205000).

Almost surely, 2^44538614997 is an apocalyptic number.

It is an amenable number.

44538614997 is a deficient number, since it is larger than the sum of its proper divisors (14846205003).

44538614997 is a wasteful number, since it uses less digits than its factorization.

44538614997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14846205002.

The product of its digits is 26127360, while the sum is 60.

The spelling of 44538614997 in words is "forty-four billion, five hundred thirty-eight million, six hundred fourteen thousand, nine hundred ninety-seven".