134631436263 has 32 divisors (see below), whose sum is σ = 182296396800. Its totient is φ = 88369881600.

The previous prime is 134631436249. The next prime is 134631436283. The reversal of 134631436263 is 362634136431.

It is not a de Polignac number, because 134631436263 - 2²¹ = 134629339111 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134631436243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 101915643 + ... + 101916963.

It is an arithmetic number, because the mean of its divisors is an integer number (5696762400).

Almost surely, 2^134631436263 is an apocalyptic number.

134631436263 is a deficient number, since it is larger than the sum of its proper divisors (47664960537).

134631436263 is a wasteful number, since it uses less digits than its factorization.

134631436263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2743.

The product of its digits is 559872, while the sum is 42.

The spelling of 134631436263 in words is "one hundred thirty-four billion, six hundred thirty-one million, four hundred thirty-six thousand, two hundred sixty-three".