11736421463 has 16 divisors (see below), whose sum is σ = 12830966400. Its totient is φ = 10669950720.

The previous prime is 11736421453. The next prime is 11736421469. The reversal of 11736421463 is 36412463711.

It is not a de Polignac number, because 11736421463 - 2⁴ = 11736421447 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11736421469) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 406073 + ... + 434013.

It is an arithmetic number, because the mean of its divisors is an integer number (801935400).

Almost surely, 2^11736421463 is an apocalyptic number.

11736421463 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

11736421463 is a deficient number, since it is larger than the sum of its proper divisors (1094544937).

11736421463 is a wasteful number, since it uses less digits than its factorization.

11736421463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28442.

The product of its digits is 72576, while the sum is 38.

The spelling of 11736421463 in words is "eleven billion, seven hundred thirty-six million, four hundred twenty-one thousand, four hundred sixty-three".