692764937089 has 2 divisors, whose sum is σ = 692764937090. Its totient is φ = 692764937088.

The previous prime is 692764937069. The next prime is 692764937093. The reversal of 692764937089 is 980739467296.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 486412789489 + 206352147600 = 697433^2 + 454260^2 .

It is a cyclic number.

It is not a de Polignac number, because 692764937089 - 2¹⁹ = 692764412801 is a prime.

It is a super-2 number, since 2×692764937089² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (692764937069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 346382468544 + 346382468545.

It is an arithmetic number, because the mean of its divisors is an integer number (346382468545).

Almost surely, 2^692764937089 is an apocalyptic number.

It is an amenable number.

692764937089 is a deficient number, since it is larger than the sum of its proper divisors (1).

692764937089 is an equidigital number, since it uses as much as digits as its factorization.

692764937089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 246903552, while the sum is 70.

The spelling of 692764937089 in words is "six hundred ninety-two billion, seven hundred sixty-four million, nine hundred thirty-seven thousand, eighty-nine".