1053811556736 has 256 divisors, whose sum is σ = 3022029561600. Its totient is φ = 324273438720.

The previous prime is 1053811556713. The next prime is 1053811556741. The reversal of 1053811556736 is 6376551183501.

It is a super-2 number, since 2×1053811556736² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

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, 335928160 + ... + 335931296.

It is an arithmetic number, because the mean of its divisors is an integer number (11804802975).

Almost surely, 2^{1053811556736} is an apocalyptic number.

1053811556736 is a gapful number since it is divisible by the number (16) 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 1053811556736, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1511014780800).

1053811556736 is an abundant number, since it is smaller than the sum of its proper divisors (1968218004864).

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

1053811556736 is a wasteful number, since it uses less digits than its factorization.

1053811556736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4337 (or 4325 counting only the distinct ones).

The product of its (nonzero) digits is 2268000, while the sum is 51.

The spelling of 1053811556736 in words is "one trillion, fifty-three billion, eight hundred eleven million, five hundred fifty-six thousand, seven hundred thirty-six".