12134991371635 has 16 divisors (see below), whose sum is σ = 16001761691232. Its totient is φ = 8761028934400.

The previous prime is 12134991371621. The next prime is 12134991371647. The reversal of 12134991371635 is 53617319943121.

It is not a de Polignac number, because 12134991371635 - 2⁷ = 12134991371507 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (55).

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 805234096 + ... + 805249165.

It is an arithmetic number, because the mean of its divisors is an integer number (1000110105702).

Almost surely, 2^{12134991371635} is an apocalyptic number.

12134991371635 is a deficient number, since it is larger than the sum of its proper divisors (3866770319597).

12134991371635 is a wasteful number, since it uses less digits than its factorization.

12134991371635 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1610483414.

The product of its digits is 3674160, while the sum is 55.

The spelling of 12134991371635 in words is "twelve trillion, one hundred thirty-four billion, nine hundred ninety-one million, three hundred seventy-one thousand, six hundred thirty-five".