45502394450 has 54 divisors (see below), whose sum is σ = 85791823983. Its totient is φ = 17955398400.

The previous prime is 45502394393. The next prime is 45502394489. The reversal of 45502394450 is 5449320554.

It can be written as a sum of positive squares in 5 ways, for example, as 14187906769 + 31314487681 = 119113^2 + 176959^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=150835.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 45502394398 and 45502394407.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 146309795 + ... + 146310105.

Almost surely, 2^45502394450 is an apocalyptic number.

45502394450 is a deficient number, since it is larger than the sum of its proper divisors (40289429533).

45502394450 is an frugal number, since it uses more digits than its factorization.

45502394450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 828 (or 415 counting only the distinct ones).

The product of its (nonzero) digits is 432000, while the sum is 41.

The spelling of 45502394450 in words is "forty-five billion, five hundred two million, three hundred ninety-four thousand, four hundred fifty".