707121420263389 has 2 divisors, whose sum is σ = 707121420263390. Its totient is φ = 707121420263388.

The previous prime is 707121420263381. The next prime is 707121420263441. The reversal of 707121420263389 is 983362024121707.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 574114329826489 + 133007090436900 = 23960683^2 + 11532870^2 .

It is a cyclic number.

It is not a de Polignac number, because 707121420263389 - 2³ = 707121420263381 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (707121420263381) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 353560710131694 + 353560710131695.

It is an arithmetic number, because the mean of its divisors is an integer number (353560710131695).

Almost surely, 2^{707121420263389} is an apocalyptic number.

It is an amenable number.

707121420263389 is a deficient number, since it is larger than the sum of its proper divisors (1).

707121420263389 is an equidigital number, since it uses as much as digits as its factorization.

707121420263389 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6096384, while the sum is 55.

The spelling of 707121420263389 in words is "seven hundred seven trillion, one hundred twenty-one billion, four hundred twenty million, two hundred sixty-three thousand, three hundred eighty-nine".