666962296112620 has 24 divisors (see below), whose sum is σ = 1402310352416400. Its totient is φ = 266463103096512.

The previous prime is 666962296112599. The next prime is 666962296112621. The reversal of 666962296112620 is 26211692269666.

666962296112620 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (666962296112621) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20113442290 + ... + 20113475449.

It is an arithmetic number, because the mean of its divisors is an integer number (58429598017350).

Almost surely, 2^{666962296112620} is an apocalyptic number.

It is an amenable number.

666962296112620 is an abundant number, since it is smaller than the sum of its proper divisors (735348056303780).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

666962296112620 is a wasteful number, since it uses less digits than its factorization.

666962296112620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40226918577 (or 40226918575 counting only the distinct ones).

The product of its (nonzero) digits is 60466176, while the sum is 64.

The spelling of 666962296112620 in words is "six hundred sixty-six trillion, nine hundred sixty-two billion, two hundred ninety-six million, one hundred twelve thousand, six hundred twenty".