55586280402 has 16 divisors (see below), whose sum is σ = 123525067680. Its totient is φ = 18528760116.

The previous prime is 55586280289. The next prime is 55586280413. The reversal of 55586280402 is 20408268555.

It is a happy number.

55586280402 is a `hidden beast` number, since 5 + 5 + 586 + 28 + 0 + 40 + 2 = 666.

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, 514687728 + ... + 514687835.

It is an arithmetic number, because the mean of its divisors is an integer number (7720316730).

Almost surely, 2^55586280402 is an apocalyptic number.

55586280402 is an abundant number, since it is smaller than the sum of its proper divisors (67938787278).

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

55586280402 is a wasteful number, since it uses less digits than its factorization.

55586280402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1029375574 (or 1029375568 counting only the distinct ones).

The product of its (nonzero) digits is 768000, while the sum is 45.

The spelling of 55586280402 in words is "fifty-five billion, five hundred eighty-six million, two hundred eighty thousand, four hundred two".