8373452408400 has 60 divisors (see below), whose sum is σ = 26822959218752. Its totient is φ = 2232920641920.

The previous prime is 8373452408327. The next prime is 8373452408441. The reversal of 8373452408400 is 48042543738.

It is a tau number, because it is divible by the number of its divisors (60).

It is a super-2 number, since 2×8373452408400² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a self number, because there is not a number n which added to its sum of digits gives 8373452408400.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3488937304 + ... + 3488939703.

Almost surely, 2^{8373452408400} is an apocalyptic number.

8373452408400 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

8373452408400 is an abundant number, since it is smaller than the sum of its proper divisors (18449506810352).

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

8373452408400 is a wasteful number, since it uses less digits than its factorization.

8373452408400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6977877028 (or 6977877017 counting only the distinct ones).

The product of its (nonzero) digits is 2580480, while the sum is 48.

The spelling of 8373452408400 in words is "eight trillion, three hundred seventy-three billion, four hundred fifty-two million, four hundred eight thousand, four hundred".