134344343443431 has 24 divisors (see below), whose sum is σ = 196995118176640. Its totient is φ = 81377481802320.

The previous prime is 134344343443421. The next prime is 134344343443477.

134344343443431 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 134344343443431 - 2¹⁸ = 134344343181287 is a prime.

It is a super-2 number, since 2×134344343443431² (a number of 29 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 (134344343443421) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 97799725 + ... + 99163878.

Almost surely, 2^{134344343443431} is an apocalyptic number.

134344343443431 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

134344343443431 is a deficient number, since it is larger than the sum of its proper divisors (62650774733209).

134344343443431 is a wasteful number, since it uses less digits than its factorization.

134344343443431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 196965507 (or 196965496 counting only the distinct ones).

The product of its digits is 11943936, while the sum is 48.

The spelling of 134344343443431 in words is "one hundred thirty-four trillion, three hundred forty-four billion, three hundred forty-three million, four hundred forty-three thousand, four hundred thirty-one".