55324413702640 has 40 divisors (see below), whose sum is σ = 128635986211920. Its totient is φ = 22128608603136.

The previous prime is 55324413702619. The next prime is 55324413702653. The reversal of 55324413702640 is 4620731442355.

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16535529 + ... + 19597768.

It is an arithmetic number, because the mean of its divisors is an integer number (3215899655298).

Almost surely, 2^{55324413702640} is an apocalyptic number.

It is an amenable number.

55324413702640 is an abundant number, since it is smaller than the sum of its proper divisors (73311572509280).

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

55324413702640 is a wasteful number, since it uses less digits than its factorization.

55324413702640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36152449 (or 36152443 counting only the distinct ones).

The product of its (nonzero) digits is 2419200, while the sum is 46.

The spelling of 55324413702640 in words is "fifty-five trillion, three hundred twenty-four billion, four hundred thirteen million, seven hundred two thousand, six hundred forty".