44564846545 has 32 divisors (see below), whose sum is σ = 56122951680. Its totient is φ = 33929280000.

The previous prime is 44564846519. The next prime is 44564846569. The reversal of 44564846545 is 54564846544.

It is a happy number.

It is not a de Polignac number, because 44564846545 - 2¹⁷ = 44564715473 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4496095 + ... + 4505995.

It is an arithmetic number, because the mean of its divisors is an integer number (1753842240).

Almost surely, 2^44564846545 is an apocalyptic number.

It is an amenable number.

44564846545 is a deficient number, since it is larger than the sum of its proper divisors (11558105135).

44564846545 is a wasteful number, since it uses less digits than its factorization.

44564846545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10417.

The product of its digits is 36864000, while the sum is 55.

Subtracting 44564846545 from its reverse (54564846544), we obtain a palindrome (9999999999).

The spelling of 44564846545 in words is "forty-four billion, five hundred sixty-four million, eight hundred forty-six thousand, five hundred forty-five".