962640806399 has 4 divisors (see below), whose sum is σ = 980803840536. Its totient is φ = 944477772264.

The previous prime is 962640806317. The next prime is 962640806423. The reversal of 962640806399 is 993608046269.

962640806399 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 962640806399 - 2¹² = 962640802303 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (962640806299) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9081516989 + ... + 9081517094.

It is an arithmetic number, because the mean of its divisors is an integer number (245200960134).

Almost surely, 2^962640806399 is an apocalyptic number.

962640806399 is a deficient number, since it is larger than the sum of its proper divisors (18163034137).

962640806399 is a wasteful number, since it uses less digits than its factorization.

962640806399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18163034136.

The product of its (nonzero) digits is 30233088, while the sum is 62.

The spelling of 962640806399 in words is "nine hundred sixty-two billion, six hundred forty million, eight hundred six thousand, three hundred ninety-nine".