11234756256405 has 32 divisors (see below), whose sum is σ = 19610177155200. Its totient is φ = 5447037665280.

The previous prime is 11234756256401. The next prime is 11234756256421. The reversal of 11234756256405 is 50465265743211.

It is not a de Polignac number, because 11234756256405 - 2² = 11234756256401 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11234756256401) 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, 7245421 + ... + 8658269.

It is an arithmetic number, because the mean of its divisors is an integer number (612818036100).

Almost surely, 2^{11234756256405} is an apocalyptic number.

11234756256405 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11234756256405 is a deficient number, since it is larger than the sum of its proper divisors (8375420898795).

11234756256405 is a wasteful number, since it uses less digits than its factorization.

11234756256405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1461061.

The product of its (nonzero) digits is 6048000, while the sum is 51.

The spelling of 11234756256405 in words is "eleven trillion, two hundred thirty-four billion, seven hundred fifty-six million, two hundred fifty-six thousand, four hundred five".