69676607990399 has 16 divisors (see below), whose sum is σ = 72722129875200. Its totient is φ = 66632430169536.

The previous prime is 69676607990371. The next prime is 69676607990401. The reversal of 69676607990399 is 99309970667696.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-69676607990399 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 69676607990399.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (69676607990369) 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, 2933369507 + ... + 2933393259.

It is an arithmetic number, because the mean of its divisors is an integer number (4545133117200).

Almost surely, 2^{69676607990399} is an apocalyptic number.

69676607990399 is a deficient number, since it is larger than the sum of its proper divisors (3045521884801).

69676607990399 is a wasteful number, since it uses less digits than its factorization.

69676607990399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46654.

The product of its (nonzero) digits is 11249543088, while the sum is 86.

The spelling of 69676607990399 in words is "sixty-nine trillion, six hundred seventy-six billion, six hundred seven million, nine hundred ninety thousand, three hundred ninety-nine".