962640806423 has 2 divisors, whose sum is σ = 962640806424. Its totient is φ = 962640806422.

The previous prime is 962640806317. The next prime is 962640806459. The reversal of 962640806423 is 324608046269.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 962640806423 - 2¹² = 962640802327 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (962640806473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 481320403211 + 481320403212.

It is an arithmetic number, because the mean of its divisors is an integer number (481320403212).

Almost surely, 2^962640806423 is an apocalyptic number.

962640806423 is a deficient number, since it is larger than the sum of its proper divisors (1).

962640806423 is an equidigital number, since it uses as much as digits as its factorization.

962640806423 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2985984, while the sum is 50.

The spelling of 962640806423 in words is "nine hundred sixty-two billion, six hundred forty million, eight hundred six thousand, four hundred twenty-three".