1453502640464 has 80 divisors (see below), whose sum is σ = 3229302585216. Its totient is φ = 620835840000.

The previous prime is 1453502640461. The next prime is 1453502640467. The reversal of 1453502640464 is 4640462053541.

It is an interprime number because it is at equal distance from previous prime (1453502640461) and next prime (1453502640467).

It is a super-2 number, since 2×1453502640464² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1453502640461) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 53925839 + ... + 53952785.

Almost surely, 2^{1453502640464} is an apocalyptic number.

1453502640464 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1453502640464 is an abundant number, since it is smaller than the sum of its proper divisors (1775799944752).

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

1453502640464 is a wasteful number, since it uses less digits than its factorization.

1453502640464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28564 (or 28558 counting only the distinct ones).

The product of its (nonzero) digits is 1382400, while the sum is 44.

The spelling of 1453502640464 in words is "one trillion, four hundred fifty-three billion, five hundred two million, six hundred forty thousand, four hundred sixty-four".