44654645645 has 16 divisors (see below), whose sum is σ = 53957112768. Its totient is φ = 35476869120.

The previous prime is 44654645597. The next prime is 44654645677. The reversal of 44654645645 is 54654645644.

It is a happy number.

It is not a de Polignac number, because 44654645645 - 2¹⁰ = 44654644621 is a prime.

It is a super-3 number, since 3×44654645645³ (a number of 33 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 372842 + ... + 477828.

It is an arithmetic number, because the mean of its divisors is an integer number (3372319548).

Almost surely, 2^44654645645 is an apocalyptic number.

It is an amenable number.

44654645645 is a deficient number, since it is larger than the sum of its proper divisors (9302467123).

44654645645 is a wasteful number, since it uses less digits than its factorization.

44654645645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105580.

The product of its digits is 27648000, while the sum is 53.

Subtracting 44654645645 from its reverse (54654645644), we obtain a palindrome (9999999999).

The spelling of 44654645645 in words is "forty-four billion, six hundred fifty-four million, six hundred forty-five thousand, six hundred forty-five".