2563745435458 has 64 divisors (see below), whose sum is σ = 4152158744832. Its totient is φ = 1184412303360.

The previous prime is 2563745435443. The next prime is 2563745435483. The reversal of 2563745435458 is 8545345473652.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2563745435396 and 2563745435405.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 45613713 + ... + 45669883.

It is an arithmetic number, because the mean of its divisors is an integer number (64877480388).

Almost surely, 2^{2563745435458} is an apocalyptic number.

2563745435458 is a deficient number, since it is larger than the sum of its proper divisors (1588413309374).

2563745435458 is a wasteful number, since it uses less digits than its factorization.

2563745435458 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56539.

The product of its digits is 241920000, while the sum is 61.

The spelling of 2563745435458 in words is "two trillion, five hundred sixty-three billion, seven hundred forty-five million, four hundred thirty-five thousand, four hundred fifty-eight".