1453121869584 has 160 divisors (see below), whose sum is σ = 4686492616704. Its totient is φ = 376925552640.

The previous prime is 1453121869553. The next prime is 1453121869609. The reversal of 1453121869584 is 4859681213541.

It is a super-2 number, since 2×1453121869584² (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 31 ways as a sum of consecutive naturals, for example, 2481552 + ... + 3010704.

Almost surely, 2^{1453121869584} is an apocalyptic number.

1453121869584 is a gapful number since it is divisible by the number (14) 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 1453121869584, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2343246308352).

1453121869584 is an abundant number, since it is smaller than the sum of its proper divisors (3233370747120).

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

1453121869584 is a wasteful number, since it uses less digits than its factorization.

1453121869584 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 529925 (or 529919 counting only the distinct ones).

The product of its digits is 8294400, while the sum is 57.

The spelling of 1453121869584 in words is "one trillion, four hundred fifty-three billion, one hundred twenty-one million, eight hundred sixty-nine thousand, five hundred eighty-four".