55783107302 has 12 divisors (see below), whose sum is σ = 90606290220. Its totient is φ = 25746049368.

The previous prime is 55783107299. The next prime is 55783107349. The reversal of 55783107302 is 20370138755.

It is a super-2 number, since 2×55783107302² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 55783107302.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 82519052 + ... + 82519727.

It is an arithmetic number, because the mean of its divisors is an integer number (7550524185).

Almost surely, 2^55783107302 is an apocalyptic number.

55783107302 is a deficient number, since it is larger than the sum of its proper divisors (34823182918).

55783107302 is a wasteful number, since it uses less digits than its factorization.

55783107302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165038807 (or 165038794 counting only the distinct ones).

The product of its (nonzero) digits is 176400, while the sum is 41.

The spelling of 55783107302 in words is "fifty-five billion, seven hundred eighty-three million, one hundred seven thousand, three hundred two".