2634138731011 has 8 divisors (see below), whose sum is σ = 2691757635840. Its totient is φ = 2577136071432.

The previous prime is 2634138731009. The next prime is 2634138731017. The reversal of 2634138731011 is 1101378314362.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2634138731011 - 2¹ = 2634138731009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2634138731017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 154052671 + ... + 154069768.

It is an arithmetic number, because the mean of its divisors is an integer number (336469704480).

Almost surely, 2^{2634138731011} is an apocalyptic number.

2634138731011 is a deficient number, since it is larger than the sum of its proper divisors (57618904829).

2634138731011 is a wasteful number, since it uses less digits than its factorization.

2634138731011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 308122625.

The product of its (nonzero) digits is 72576, while the sum is 40.

The spelling of 2634138731011 in words is "two trillion, six hundred thirty-four billion, one hundred thirty-eight million, seven hundred thirty-one thousand, eleven".