4255573715478 has 64 divisors (see below), whose sum is σ = 9627258896640. Its totient is φ = 1393183584000.

The previous prime is 4255573715447. The next prime is 4255573715479. The reversal of 4255573715478 is 8745173755524.

4255573715478 is a `hidden beast` number, since 4 + 2 + 5 + 5 + 57 + 37 + 1 + 547 + 8 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4255573715479) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2414748 + ... + 3787103.

It is an arithmetic number, because the mean of its divisors is an integer number (150425920260).

Almost surely, 2^{4255573715478} is an apocalyptic number.

4255573715478 is an abundant number, since it is smaller than the sum of its proper divisors (5371685181162).

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

4255573715478 is a wasteful number, since it uses less digits than its factorization.

4255573715478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6202090 (or 6202084 counting only the distinct ones).

The product of its digits is 164640000, while the sum is 63.

The spelling of 4255573715478 in words is "four trillion, two hundred fifty-five billion, five hundred seventy-three million, seven hundred fifteen thousand, four hundred seventy-eight".