45548577881394 has 48 divisors (see below), whose sum is σ = 105970699408608. Its totient is φ = 13013813248128.

The previous prime is 45548577881393. The next prime is 45548577881423. The reversal of 45548577881394 is 49318877584554.

It is not an unprimeable number, because it can be changed into a prime (45548577881393) 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, 112671594 + ... + 113075130.

It is an arithmetic number, because the mean of its divisors is an integer number (2207722904346).

Almost surely, 2^{45548577881394} is an apocalyptic number.

45548577881394 is an abundant number, since it is smaller than the sum of its proper divisors (60422121527214).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45548577881394 is a wasteful number, since it uses less digits than its factorization.

45548577881394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 787479 (or 787472 counting only the distinct ones).

The product of its digits is 5419008000, while the sum is 78.

The spelling of 45548577881394 in words is "forty-five trillion, five hundred forty-eight billion, five hundred seventy-seven million, eight hundred eighty-one thousand, three hundred ninety-four".