55645226530 has 64 divisors (see below), whose sum is σ = 103312392192. Its totient is φ = 21568075200.

The previous prime is 55645226501. The next prime is 55645226543. The reversal of 55645226530 is 3562254655.

55645226530 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 52944505 + ... + 52945555.

It is an arithmetic number, because the mean of its divisors is an integer number (1614256128).

Almost surely, 2^55645226530 is an apocalyptic number.

55645226530 is a deficient number, since it is larger than the sum of its proper divisors (47667165662).

55645226530 is a wasteful number, since it uses less digits than its factorization.

55645226530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2119.

The product of its (nonzero) digits is 1080000, while the sum is 43.

The spelling of 55645226530 in words is "fifty-five billion, six hundred forty-five million, two hundred twenty-six thousand, five hundred thirty".