45551810547 has 24 divisors (see below), whose sum is σ = 69368279760. Its totient is φ = 28724613120.

The previous prime is 45551810483. The next prime is 45551810561. The reversal of 45551810547 is 74501815554.

45551810547 is a `hidden beast` number, since 4 + 55 + 51 + 8 + 1 + 0 + 547 = 666.

It is not a de Polignac number, because 45551810547 - 2⁶ = 45551810483 is a prime.

It is not an unprimeable number, because it can be changed into a prime (45551810147) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 98178 + ... + 317399.

It is an arithmetic number, because the mean of its divisors is an integer number (2890344990).

Almost surely, 2^45551810547 is an apocalyptic number.

45551810547 is a deficient number, since it is larger than the sum of its proper divisors (23816469213).

45551810547 is a wasteful number, since it uses less digits than its factorization.

45551810547 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 416243 (or 416240 counting only the distinct ones).

The product of its (nonzero) digits is 560000, while the sum is 45.

The spelling of 45551810547 in words is "forty-five billion, five hundred fifty-one million, eight hundred ten thousand, five hundred forty-seven".