839628697963 has 16 divisors (see below), whose sum is σ = 919773833472. Its totient is φ = 760124092000.

The previous prime is 839628697891. The next prime is 839628697969. The reversal of 839628697963 is 369796826938.

It is a cyclic number.

It is not a de Polignac number, because 839628697963 - 2¹⁷ = 839628566891 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 839628697963.

It is not an unprimeable number, because it can be changed into a prime (839628697969) 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, 3514020 + ... + 3745342.

It is an arithmetic number, because the mean of its divisors is an integer number (57485864592).

Almost surely, 2^839628697963 is an apocalyptic number.

839628697963 is a deficient number, since it is larger than the sum of its proper divisors (80145135509).

839628697963 is a wasteful number, since it uses less digits than its factorization.

839628697963 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 232706.

The product of its digits is 1269789696, while the sum is 76.

The spelling of 839628697963 in words is "eight hundred thirty-nine billion, six hundred twenty-eight million, six hundred ninety-seven thousand, nine hundred sixty-three".