134407264431 has 16 divisors (see below), whose sum is σ = 205791027840. Its totient is φ = 77171634720.

The previous prime is 134407264423. The next prime is 134407264463. The reversal of 134407264431 is 134462704431.

It is not a de Polignac number, because 134407264431 - 2³ = 134407264423 is a prime.

It is a super-2 number, since 2×134407264431² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 134407264431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134407264471) 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, 107182200 + ... + 107183453.

It is an arithmetic number, because the mean of its divisors is an integer number (12861939240).

Almost surely, 2^134407264431 is an apocalyptic number.

134407264431 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

134407264431 is a deficient number, since it is larger than the sum of its proper divisors (71383763409).

134407264431 is a wasteful number, since it uses less digits than its factorization.

134407264431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 214365686.

The product of its (nonzero) digits is 193536, while the sum is 39.

Adding to 134407264431 its reverse (134462704431), we get a palindrome (268869968862).

The spelling of 134407264431 in words is "one hundred thirty-four billion, four hundred seven million, two hundred sixty-four thousand, four hundred thirty-one".