2257257411463 has 4 divisors (see below), whose sum is σ = 2257263014040. Its totient is φ = 2257251808888.

The previous prime is 2257257411457. The next prime is 2257257411557. The reversal of 2257257411463 is 3641147527522.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2257257411463 - 2²⁹ = 2256720540551 is a prime.

It is a super-2 number, since 2×2257257411463² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2257257411443) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2145820 + ... + 3019777.

It is an arithmetic number, because the mean of its divisors is an integer number (564315753510).

Almost surely, 2^{2257257411463} is an apocalyptic number.

2257257411463 is a deficient number, since it is larger than the sum of its proper divisors (5602577).

2257257411463 is an equidigital number, since it uses as much as digits as its factorization.

2257257411463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5602576.

The product of its digits is 2822400, while the sum is 49.

The spelling of 2257257411463 in words is "two trillion, two hundred fifty-seven billion, two hundred fifty-seven million, four hundred eleven thousand, four hundred sixty-three".