699377630089 has 2 divisors, whose sum is σ = 699377630090. Its totient is φ = 699377630088.

The previous prime is 699377630053. The next prime is 699377630143. The reversal of 699377630089 is 980036773996.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 662812541689 + 36565088400 = 814133^2 + 191220^2 .

It is a cyclic number.

It is not a de Polignac number, because 699377630089 - 2³⁷ = 561938676617 is a prime.

It is a super-2 number, since 2×699377630089² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (699377630009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 349688815044 + 349688815045.

It is an arithmetic number, because the mean of its divisors is an integer number (349688815045).

Almost surely, 2^699377630089 is an apocalyptic number.

It is an amenable number.

699377630089 is a deficient number, since it is larger than the sum of its proper divisors (1).

699377630089 is an equidigital number, since it uses as much as digits as its factorization.

699377630089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 92588832, while the sum is 67.

The spelling of 699377630089 in words is "six hundred ninety-nine billion, three hundred seventy-seven million, six hundred thirty thousand, eighty-nine".