45498056544 has 36 divisors (see below), whose sum is σ = 129385099116. Its totient is φ = 15166018752.

The previous prime is 45498056543. The next prime is 45498056551. The reversal of 45498056544 is 44565089454.

It is a happy number.

45498056544 is a `hidden beast` number, since 4 + 5 + 4 + 98 + 0 + 5 + 6 + 544 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45498056543) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 78989394 + ... + 78989969.

It is an arithmetic number, because the mean of its divisors is an integer number (3594030531).

Almost surely, 2^45498056544 is an apocalyptic number.

It is an amenable number.

45498056544 is an abundant number, since it is smaller than the sum of its proper divisors (83887042572).

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

45498056544 is a wasteful number, since it uses less digits than its factorization.

45498056544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157979379 (or 157979368 counting only the distinct ones).

The product of its (nonzero) digits is 13824000, while the sum is 54.

The spelling of 45498056544 in words is "forty-five billion, four hundred ninety-eight million, fifty-six thousand, five hundred forty-four".