34812738991 has 2 divisors, whose sum is σ = 34812738992. Its totient is φ = 34812738990.

The previous prime is 34812738937. The next prime is 34812739061. The reversal of 34812738991 is 19983721843.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 34812738991 - 2¹¹ = 34812736943 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34812738791) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17406369495 + 17406369496.

It is an arithmetic number, because the mean of its divisors is an integer number (17406369496).

Almost surely, 2^34812738991 is an apocalyptic number.

34812738991 is a deficient number, since it is larger than the sum of its proper divisors (1).

34812738991 is an equidigital number, since it uses as much as digits as its factorization.

34812738991 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2612736, while the sum is 55.

It can be divided in two parts, 3481 and 2738991, that added together give a palindrome (2742472).

The spelling of 34812738991 in words is "thirty-four billion, eight hundred twelve million, seven hundred thirty-eight thousand, nine hundred ninety-one".