6345625455 has 96 divisors (see below), whose sum is σ = 12570894336. Its totient is φ = 3051022464.

The previous prime is 6345625439. The next prime is 6345625469. The reversal of 6345625455 is 5545265436.

6345625455 is a `hidden beast` number, since 6 + 3 + 45 + 62 + 545 + 5 = 666.

It is not a de Polignac number, because 6345625455 - 2⁴ = 6345625439 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 6345625455.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 674514 + ... + 683856.

It is an arithmetic number, because the mean of its divisors is an integer number (130946816).

Almost surely, 2^6345625455 is an apocalyptic number.

6345625455 is a gapful number since it is divisible by the number (65) formed by its first and last digit.

6345625455 is a deficient number, since it is larger than the sum of its proper divisors (6225268881).

6345625455 is a wasteful number, since it uses less digits than its factorization.

6345625455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9419 (or 9407 counting only the distinct ones).

The product of its digits is 2160000, while the sum is 45.

The square root of 6345625455 is about 79659.4341870440. The cubic root of 6345625455 is about 1851.3625661957.

The spelling of 6345625455 in words is "six billion, three hundred forty-five million, six hundred twenty-five thousand, four hundred fifty-five".