13257052694 has 8 divisors (see below), whose sum is σ = 19886286000. Its totient is φ = 6628290696.

The previous prime is 13257052687. The next prime is 13257052729. The reversal of 13257052694 is 49625075231.

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

It is a super-2 number, since 2×13257052694² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36194 + ... + 166805.

It is an arithmetic number, because the mean of its divisors is an integer number (2485785750).

Almost surely, 2^13257052694 is an apocalyptic number.

13257052694 is a deficient number, since it is larger than the sum of its proper divisors (6629233306).

13257052694 is a wasteful number, since it uses less digits than its factorization.

13257052694 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 235654.

The product of its (nonzero) digits is 453600, while the sum is 44.

The spelling of 13257052694 in words is "thirteen billion, two hundred fifty-seven million, fifty-two thousand, six hundred ninety-four".