55552003853555 has 32 divisors (see below), whose sum is σ = 72824384033280. Its totient is φ = 40344956305920.

The previous prime is 55552003853483. The next prime is 55552003853623. The reversal of 55552003853555 is 55535830025555.

It is a de Polignac number, because none of the positive numbers 2^k-55552003853555 is a prime.

It is a super-2 number, since 2×55552003853555² (a number of 28 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 55552003853555.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 136703282 + ... + 137109048.

It is an arithmetic number, because the mean of its divisors is an integer number (2275762001040).

Almost surely, 2^{55552003853555} is an apocalyptic number.

55552003853555 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

55552003853555 is a deficient number, since it is larger than the sum of its proper divisors (17272380179725).

55552003853555 is a wasteful number, since it uses less digits than its factorization.

55552003853555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 409259.

The product of its (nonzero) digits is 56250000, while the sum is 56.

The spelling of 55552003853555 in words is "fifty-five trillion, five hundred fifty-two billion, three million, eight hundred fifty-three thousand, five hundred fifty-five".