45544747499 has 12 divisors (see below), whose sum is σ = 47629890000. Its totient is φ = 43547303184.

The previous prime is 45544747471. The next prime is 45544747537. The reversal of 45544747499 is 99474744554.

It is a de Polignac number, because none of the positive numbers 2^k-45544747499 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45544747429) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1438562 + ... + 1469880.

It is an arithmetic number, because the mean of its divisors is an integer number (3969157500).

Almost surely, 2^45544747499 is an apocalyptic number.

45544747499 is a deficient number, since it is larger than the sum of its proper divisors (2085142501).

45544747499 is a wasteful number, since it uses less digits than its factorization.

45544747499 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34114 (or 34091 counting only the distinct ones).

The product of its digits is 101606400, while the sum is 62.

The spelling of 45544747499 in words is "forty-five billion, five hundred forty-four million, seven hundred forty-seven thousand, four hundred ninety-nine".