45016646650 has 12 divisors (see below), whose sum is σ = 83730962862. Its totient is φ = 18006658640.

The previous prime is 45016646639. The next prime is 45016646651. The reversal of 45016646650 is 5664661054.

It can be written as a sum of positive squares in 3 ways, for example, as 43811931969 + 1204714681 = 209313^2 + 34709^2 .

It is a super-2 number, since 2×45016646650² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 45016646597 and 45016646606.

It is not an unprimeable number, because it can be changed into a prime (45016646651) 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, 450166417 + ... + 450166516.

Almost surely, 2^45016646650 is an apocalyptic number.

45016646650 is a deficient number, since it is larger than the sum of its proper divisors (38714316212).

45016646650 is a wasteful number, since it uses less digits than its factorization.

45016646650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 900332945 (or 900332940 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 43.

The spelling of 45016646650 in words is "forty-five billion, sixteen million, six hundred forty-six thousand, six hundred fifty".