1055844263292 has 288 divisors, whose sum is σ = 3272988624192. Its totient is φ = 261673058304.

The previous prime is 1055844263249. The next prime is 1055844263329. The reversal of 1055844263292 is 2923624485501.

It is a super-2 number, since 2×1055844263292² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 87448968 + ... + 87461040.

It is an arithmetic number, because the mean of its divisors is an integer number (11364543834).

Almost surely, 2^{1055844263292} is an apocalyptic number.

1055844263292 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1055844263292, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1636494312096).

1055844263292 is an abundant number, since it is smaller than the sum of its proper divisors (2217144360900).

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

1055844263292 is a wasteful number, since it uses less digits than its factorization.

1055844263292 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12797 (or 12788 counting only the distinct ones).

The product of its (nonzero) digits is 4147200, while the sum is 51.

The spelling of 1055844263292 in words is "one trillion, fifty-five billion, eight hundred forty-four million, two hundred sixty-three thousand, two hundred ninety-two".