11543162455 has 16 divisors (see below), whose sum is σ = 15113174400. Its totient is φ = 8393846560.

The previous prime is 11543162443. The next prime is 11543162459. The reversal of 11543162455 is 55426134511.

It is not a de Polignac number, because 11543162455 - 2¹³ = 11543154263 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11543162459) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 647856 + ... + 665434.

It is an arithmetic number, because the mean of its divisors is an integer number (944573400).

Almost surely, 2^11543162455 is an apocalyptic number.

11543162455 is a deficient number, since it is larger than the sum of its proper divisors (3570011945).

11543162455 is a wasteful number, since it uses less digits than its factorization.

11543162455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29534.

The product of its digits is 72000, while the sum is 37.

Adding to 11543162455 its reverse (55426134511), we get a palindrome (66969296966).

The spelling of 11543162455 in words is "eleven billion, five hundred forty-three million, one hundred sixty-two thousand, four hundred fifty-five".