55426385930 has 32 divisors (see below), whose sum is σ = 101646593280. Its totient is φ = 21754370880.

The previous prime is 55426385921. The next prime is 55426385969. The reversal of 55426385930 is 3958362455.

It is a super-2 number, since 2×55426385930² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 232367 + ... + 406013.

It is an arithmetic number, because the mean of its divisors is an integer number (3176456040).

Almost surely, 2^55426385930 is an apocalyptic number.

55426385930 is a deficient number, since it is larger than the sum of its proper divisors (46220207350).

55426385930 is a wasteful number, since it uses less digits than its factorization.

55426385930 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174254.

The product of its (nonzero) digits is 3888000, while the sum is 50.

The spelling of 55426385930 in words is "fifty-five billion, four hundred twenty-six million, three hundred eighty-five thousand, nine hundred thirty".