45446544450 has 60 divisors (see below), whose sum is σ = 126274076610. Its totient is φ = 12119077440.

The previous prime is 45446544433. The next prime is 45446544511. The reversal of 45446544450 is 5444564454.

45446544450 is a `hidden beast` number, since 4 + 54 + 4 + 6 + 544 + 4 + 50 = 666.

It can be written as a sum of positive squares in 3 ways, for example, as 32584943169 + 12861601281 = 180513^2 + 113409^2 .

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a junction number, because it is equal to n+sod(n) for n = 45446544396 and 45446544405.

It is an unprimeable number.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 5606635 + ... + 5614734.

Almost surely, 2^45446544450 is an apocalyptic number.

45446544450 is an abundant number, since it is smaller than the sum of its proper divisors (80827532160).

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

45446544450 is a wasteful number, since it uses less digits than its factorization.

45446544450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11221393 (or 11221379 counting only the distinct ones).

The product of its (nonzero) digits is 3072000, while the sum is 45.

The spelling of 45446544450 in words is "forty-five billion, four hundred forty-six million, five hundred forty-four thousand, four hundred fifty".