12901435651 has 16 divisors (see below), whose sum is σ = 14653219840. Its totient is φ = 11260542240.

The previous prime is 12901435619. The next prime is 12901435669. The reversal of 12901435651 is 15653410921.

It is a cyclic number.

It is not a de Polignac number, because 12901435651 - 2⁵ = 12901435619 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12901435651.

It is not an unprimeable number, because it can be changed into a prime (12901435951) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 79246 + ... + 179116.

It is an arithmetic number, because the mean of its divisors is an integer number (915826240).

Almost surely, 2^12901435651 is an apocalyptic number.

12901435651 is a deficient number, since it is larger than the sum of its proper divisors (1751784189).

12901435651 is a wasteful number, since it uses less digits than its factorization.

12901435651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100426.

The product of its (nonzero) digits is 32400, while the sum is 37.

The spelling of 12901435651 in words is "twelve billion, nine hundred one million, four hundred thirty-five thousand, six hundred fifty-one".