13346876431 has 16 divisors (see below), whose sum is σ = 15751057408. Its totient is φ = 11067321600.

The previous prime is 13346876423. The next prime is 13346876447. The reversal of 13346876431 is 13467864331.

It is a cyclic number.

It is not a de Polignac number, because 13346876431 - 2³ = 13346876423 is a prime.

It is a super-2 number, since 2×13346876431² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13346876531) 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, 742591 + ... + 760351.

It is an arithmetic number, because the mean of its divisors is an integer number (984441088).

Almost surely, 2^13346876431 is an apocalyptic number.

13346876431 is a deficient number, since it is larger than the sum of its proper divisors (2404180977).

13346876431 is a wasteful number, since it uses less digits than its factorization.

13346876431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21262.

The product of its digits is 870912, while the sum is 46.

The spelling of 13346876431 in words is "thirteen billion, three hundred forty-six million, eight hundred seventy-six thousand, four hundred thirty-one".