13735223961 has 16 divisors (see below), whose sum is σ = 18492587520. Its totient is φ = 9067438080.

The previous prime is 13735223941. The next prime is 13735223963. The reversal of 13735223961 is 16932253731.

It is not a de Polignac number, because 13735223961 - 2¹⁹ = 13734699673 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13735223963) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 584601 + ... + 607641.

It is an arithmetic number, because the mean of its divisors is an integer number (1155786720).

Almost surely, 2^13735223961 is an apocalyptic number.

It is an amenable number.

13735223961 is a deficient number, since it is larger than the sum of its proper divisors (4757363559).

13735223961 is a wasteful number, since it uses less digits than its factorization.

13735223961 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24976.

The product of its digits is 204120, while the sum is 42.

The spelling of 13735223961 in words is "thirteen billion, seven hundred thirty-five million, two hundred twenty-three thousand, nine hundred sixty-one".