1055100656550 has 48 divisors (see below), whose sum is σ = 2701057692672. Its totient is φ = 272284039200.

The previous prime is 1055100656539. The next prime is 1055100656591. The reversal of 1055100656550 is 556560015501.

It is a super-2 number, since 2×1055100656550² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1055100656499 and 1055100656508.

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 23 ways as a sum of consecutive naturals, for example, 113447034 + ... + 113456333.

It is an arithmetic number, because the mean of its divisors is an integer number (56272035264).

Almost surely, 2^{1055100656550} is an apocalyptic number.

1055100656550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1055100656550 is an abundant number, since it is smaller than the sum of its proper divisors (1645957036122).

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

1055100656550 is a wasteful number, since it uses less digits than its factorization.

1055100656550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 226903413 (or 226903408 counting only the distinct ones).

The product of its (nonzero) digits is 112500, while the sum is 39.

The spelling of 1055100656550 in words is "one trillion, fifty-five billion, one hundred million, six hundred fifty-six thousand, five hundred fifty".