690932751343 has 2 divisors, whose sum is σ = 690932751344. Its totient is φ = 690932751342.

The previous prime is 690932751319. The next prime is 690932751359. The reversal of 690932751343 is 343157239096.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 690932751343 - 2⁹ = 690932750831 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (690932751043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 345466375671 + 345466375672.

It is an arithmetic number, because the mean of its divisors is an integer number (345466375672).

Almost surely, 2^690932751343 is an apocalyptic number.

690932751343 is a deficient number, since it is larger than the sum of its proper divisors (1).

690932751343 is an equidigital number, since it uses as much as digits as its factorization.

690932751343 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3674160, while the sum is 52.

The spelling of 690932751343 in words is "six hundred ninety billion, nine hundred thirty-two million, seven hundred fifty-one thousand, three hundred forty-three".