690763272701 has 2 divisors, whose sum is σ = 690763272702. Its totient is φ = 690763272700.

The previous prime is 690763272671. The next prime is 690763272721. The reversal of 690763272701 is 107272367096.

690763272701 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 687166392025 + 3596880676 = 828955^2 + 59974^2 .

It is a cyclic number.

It is not a de Polignac number, because 690763272701 - 2⁶ = 690763272637 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a self number, because there is not a number n which added to its sum of digits gives 690763272701.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (690763272721) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 345381636350 + 345381636351.

It is an arithmetic number, because the mean of its divisors is an integer number (345381636351).

Almost surely, 2^690763272701 is an apocalyptic number.

It is an amenable number.

690763272701 is a deficient number, since it is larger than the sum of its proper divisors (1).

690763272701 is an equidigital number, since it uses as much as digits as its factorization.

690763272701 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1333584, while the sum is 50.

The spelling of 690763272701 in words is "six hundred ninety billion, seven hundred sixty-three million, two hundred seventy-two thousand, seven hundred one".