11439374963 has 8 divisors (see below), whose sum is σ = 11529269136. Its totient is φ = 11349520000.

The previous prime is 11439374951. The next prime is 11439374981. The reversal of 11439374963 is 36947393411.

11439374963 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11439374963 - 2¹² = 11439370867 is a prime.

It is a super-2 number, since 2×11439374963² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11439374993) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 910895 + ... + 923367.

It is an arithmetic number, because the mean of its divisors is an integer number (1441158642).

Almost surely, 2^11439374963 is an apocalyptic number.

11439374963 is a deficient number, since it is larger than the sum of its proper divisors (89894173).

11439374963 is a wasteful number, since it uses less digits than its factorization.

11439374963 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19605.

The product of its digits is 1469664, while the sum is 50.

The spelling of 11439374963 in words is "eleven billion, four hundred thirty-nine million, three hundred seventy-four thousand, nine hundred sixty-three".