2257734642255 has 64 divisors (see below), whose sum is σ = 4104038586240. Its totient is φ = 1177200460800.

The previous prime is 2257734642221. The next prime is 2257734642263. The reversal of 2257734642255 is 5522464377522.

2257734642255 is a `hidden beast` number, since 2 + 2 + 5 + 7 + 7 + 346 + 42 + 255 = 666.

It is not a de Polignac number, because 2257734642255 - 2⁷ = 2257734642127 is a prime.

It is a congruent number.

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, 1449085 + ... + 2572025.

It is an arithmetic number, because the mean of its divisors is an integer number (64125602910).

Almost surely, 2^{2257734642255} is an apocalyptic number.

2257734642255 is a deficient number, since it is larger than the sum of its proper divisors (1846303943985).

2257734642255 is a wasteful number, since it uses less digits than its factorization.

2257734642255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1123289 (or 1123283 counting only the distinct ones).

The product of its digits is 28224000, while the sum is 54.

The spelling of 2257734642255 in words is "two trillion, two hundred fifty-seven billion, seven hundred thirty-four million, six hundred forty-two thousand, two hundred fifty-five".