27397769703 has 24 divisors (see below), whose sum is σ = 37449826512. Its totient is φ = 17816018688.

The previous prime is 27397769683. The next prime is 27397769743. The reversal of 27397769703 is 30796779372.

It is not a de Polignac number, because 27397769703 - 2⁶ = 27397769639 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27397769743) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1448475 + ... + 1467267.

It is an arithmetic number, because the mean of its divisors is an integer number (1560409438).

Almost surely, 2^27397769703 is an apocalyptic number.

27397769703 is a deficient number, since it is larger than the sum of its proper divisors (10052056809).

27397769703 is a wasteful number, since it uses less digits than its factorization.

27397769703 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19075 (or 19022 counting only the distinct ones).

The product of its (nonzero) digits is 21003948, while the sum is 60.

The spelling of 27397769703 in words is "twenty-seven billion, three hundred ninety-seven million, seven hundred sixty-nine thousand, seven hundred three".