12995705654 has 4 divisors (see below), whose sum is σ = 19493558484. Its totient is φ = 6497852826.

The previous prime is 12995705627. The next prime is 12995705683. The reversal of 12995705654 is 45650759921.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 12995705596 and 12995705605.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3248926412 + ... + 3248926415.

It is an arithmetic number, because the mean of its divisors is an integer number (4873389621).

Almost surely, 2^12995705654 is an apocalyptic number.

12995705654 is a deficient number, since it is larger than the sum of its proper divisors (6497852830).

12995705654 is an equidigital number, since it uses as much as digits as its factorization.

12995705654 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6497852829.

The product of its (nonzero) digits is 3402000, while the sum is 53.

The spelling of 12995705654 in words is "twelve billion, nine hundred ninety-five million, seven hundred five thousand, six hundred fifty-four".