6457453860 has 192 divisors, whose sum is σ = 21817039104. Its totient is φ = 1405900800.

The previous prime is 6457453843. The next prime is 6457453901. The reversal of 6457453860 is 683547546.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 307290 + ... + 327630.

It is an arithmetic number, because the mean of its divisors is an integer number (113630412).

Almost surely, 2^6457453860 is an apocalyptic number.

6457453860 is a gapful number since it is divisible by the number (60) 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 6457453860, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10908519552).

6457453860 is an abundant number, since it is smaller than the sum of its proper divisors (15359585244).

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

6457453860 is a wasteful number, since it uses less digits than its factorization.

6457453860 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20414 (or 20412 counting only the distinct ones).

The product of its (nonzero) digits is 2419200, while the sum is 48.

The square root of 6457453860 is about 80358.2843271308. The cubic root of 6457453860 is about 1862.1747657256.

The spelling of 6457453860 in words is "six billion, four hundred fifty-seven million, four hundred fifty-three thousand, eight hundred sixty".