1453253502144 has 112 divisors (see below), whose sum is σ = 3922637194080. Its totient is φ = 474704240640.

The previous prime is 1453253502121. The next prime is 1453253502163. The reversal of 1453253502144 is 4412053523541.

It is a super-2 number, since 2×1453253502144² (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 15 ways as a sum of consecutive naturals, for example, 2919892 + ... + 3381164.

Almost surely, 2^{1453253502144} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1453253502144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1961318597040).

1453253502144 is an abundant number, since it is smaller than the sum of its proper divisors (2469383691936).

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

1453253502144 is a wasteful number, since it uses less digits than its factorization.

1453253502144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 461618 (or 461608 counting only the distinct ones).

The product of its (nonzero) digits is 288000, while the sum is 39.

The spelling of 1453253502144 in words is "one trillion, four hundred fifty-three billion, two hundred fifty-three million, five hundred two thousand, one hundred forty-four".