1053734864844 has 24 divisors (see below), whose sum is σ = 2458732566528. Its totient is φ = 351242400400.

The previous prime is 1053734864789. The next prime is 1053734864863. The reversal of 1053734864844 is 4484684373501.

It is a super-2 number, since 2×1053734864844² (a number of 25 digits) contains 22 as substring.

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, 2185069 + ... + 2623355.

It is an arithmetic number, because the mean of its divisors is an integer number (102447190272).

Almost surely, 2^{1053734864844} is an apocalyptic number.

It is an amenable number.

1053734864844 is an abundant number, since it is smaller than the sum of its proper divisors (1404997701684).

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

1053734864844 is a wasteful number, since it uses less digits than its factorization.

1053734864844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 638645 (or 638643 counting only the distinct ones).

The product of its (nonzero) digits is 30965760, while the sum is 57.

The spelling of 1053734864844 in words is "one trillion, fifty-three billion, seven hundred thirty-four million, eight hundred sixty-four thousand, eight hundred forty-four".