55886337478 has 8 divisors (see below), whose sum is σ = 83839997160. Its totient is φ = 27939671760.

The previous prime is 55886337469. The next prime is 55886337509. The reversal of 55886337478 is 87473368855.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 1728468 + ... + 1760503.

It is an arithmetic number, because the mean of its divisors is an integer number (10479999645).

Almost surely, 2^55886337478 is an apocalyptic number.

55886337478 is a deficient number, since it is larger than the sum of its proper divisors (27953659682).

55886337478 is a wasteful number, since it uses less digits than its factorization.

55886337478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3496982.

The product of its digits is 135475200, while the sum is 64.

The spelling of 55886337478 in words is "fifty-five billion, eight hundred eighty-six million, three hundred thirty-seven thousand, four hundred seventy-eight".