87722330640359 has 2 divisors, whose sum is σ = 87722330640360. Its totient is φ = 87722330640358.

The previous prime is 87722330640349. The next prime is 87722330640409. The reversal of 87722330640359 is 95304603322778.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 87722330640359 - 2³² = 87718035673063 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 87722330640298 and 87722330640307.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (87722330640349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43861165320179 + 43861165320180.

It is an arithmetic number, because the mean of its divisors is an integer number (43861165320180).

Almost surely, 2^{87722330640359} is an apocalyptic number.

87722330640359 is a deficient number, since it is larger than the sum of its proper divisors (1).

87722330640359 is an equidigital number, since it uses as much as digits as its factorization.

87722330640359 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 45722880, while the sum is 59.

The spelling of 87722330640359 in words is "eighty-seven trillion, seven hundred twenty-two billion, three hundred thirty million, six hundred forty thousand, three hundred fifty-nine".