44387477097 has 4 divisors (see below), whose sum is σ = 59183302800. Its totient is φ = 29591651396.

The previous prime is 44387477083. The next prime is 44387477137. The reversal of 44387477097 is 79077478344.

44387477097 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 44387477097 - 2⁴ = 44387477081 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 44387477097.

It is not an unprimeable number, because it can be changed into a prime (44387477027) 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, 7397912847 + ... + 7397912852.

It is an arithmetic number, because the mean of its divisors is an integer number (14795825700).

Almost surely, 2^44387477097 is an apocalyptic number.

It is an amenable number.

44387477097 is a deficient number, since it is larger than the sum of its proper divisors (14795825703).

44387477097 is a wasteful number, since it uses less digits than its factorization.

44387477097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14795825702.

The product of its (nonzero) digits is 33191424, while the sum is 60.

The spelling of 44387477097 in words is "forty-four billion, three hundred eighty-seven million, four hundred seventy-seven thousand, ninety-seven".