1055508271244 has 24 divisors (see below), whose sum is σ = 2118221393568. Its totient is φ = 450816791040.

The previous prime is 1055508271217. The next prime is 1055508271261. The reversal of 1055508271244 is 4421728055501.

It is a happy number.

It is a super-2 number, since 2×1055508271244² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1055508271195 and 1055508271204.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64320677 + ... + 64337084.

It is an arithmetic number, because the mean of its divisors is an integer number (88259224732).

Almost surely, 2^{1055508271244} is an apocalyptic number.

1055508271244 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1055508271244 is an abundant number, since it is smaller than the sum of its proper divisors (1062713122324).

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

1055508271244 is a wasteful number, since it uses less digits than its factorization.

1055508271244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128658065 (or 128658063 counting only the distinct ones).

The product of its (nonzero) digits is 448000, while the sum is 44.

The spelling of 1055508271244 in words is "one trillion, fifty-five billion, five hundred eight million, two hundred seventy-one thousand, two hundred forty-four".