550645702452 has 30 divisors (see below), whose sum is σ = 1439496636578. Its totient is φ = 183548567376.

The previous prime is 550645702429. The next prime is 550645702483. The reversal of 550645702452 is 254207546055.

550645702452 is a `hidden beast` number, since 5 + 5 + 0 + 6 + 4 + 570 + 24 + 52 = 666.

It can be written as a sum of positive squares in only one way, i.e., 547250775696 + 3394926756 = 739764^2 + 58266^2 .

It is a junction number, because it is equal to n+sod(n) for n = 550645702398 and 550645702407.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 849761563 + ... + 849762210.

Almost surely, 2^550645702452 is an apocalyptic number.

It is an amenable number.

550645702452 is an abundant number, since it is smaller than the sum of its proper divisors (888850934126).

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

550645702452 is a wasteful number, since it uses less digits than its factorization.

550645702452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1699523789 (or 1699523778 counting only the distinct ones).

The product of its (nonzero) digits is 1680000, while the sum is 45.

The spelling of 550645702452 in words is "five hundred fifty billion, six hundred forty-five million, seven hundred two thousand, four hundred fifty-two".