55645822802 has 24 divisors (see below), whose sum is σ = 86827423500. Its totient is φ = 26744553120.

The previous prime is 55645822753. The next prime is 55645822811. The reversal of 55645822802 is 20822854655.

It can be written as a sum of positive squares in 2 ways, for example, as 55521968161 + 123854641 = 235631^2 + 11129^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 189224 + ... + 383532.

Almost surely, 2^55645822802 is an apocalyptic number.

55645822802 is a deficient number, since it is larger than the sum of its proper divisors (31181600698).

55645822802 is a wasteful number, since it uses less digits than its factorization.

55645822802 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 194522 (or 194491 counting only the distinct ones).

The product of its (nonzero) digits is 1536000, while the sum is 47.

The spelling of 55645822802 in words is "fifty-five billion, six hundred forty-five million, eight hundred twenty-two thousand, eight hundred two".