55325381530 has 16 divisors (see below), whose sum is σ = 99591392160. Its totient is φ = 22128884752.

The previous prime is 55325381513. The next prime is 55325381543. The reversal of 55325381530 is 3518352355.

55325381530 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 7 ways as a sum of consecutive naturals, for example, 36177 + ... + 334603.

It is an arithmetic number, because the mean of its divisors is an integer number (6224462010).

Almost surely, 2^55325381530 is an apocalyptic number.

55325381530 is a deficient number, since it is larger than the sum of its proper divisors (44266010630).

55325381530 is a wasteful number, since it uses less digits than its factorization.

55325381530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 316973.

The product of its (nonzero) digits is 270000, while the sum is 40.

The spelling of 55325381530 in words is "fifty-five billion, three hundred twenty-five million, three hundred eighty-one thousand, five hundred thirty".