2351666822364 has 72 divisors (see below), whose sum is σ = 6294991208688. Its totient is φ = 737681226240.

The previous prime is 2351666822341. The next prime is 2351666822369. The reversal of 2351666822364 is 4632286661532.

It is a happy number.

2351666822364 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 2351666822364.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2351666822369) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4499599 + ... + 4994969.

It is an arithmetic number, because the mean of its divisors is an integer number (87430433454).

Almost surely, 2^{2351666822364} is an apocalyptic number.

It is an amenable number.

2351666822364 is an abundant number, since it is smaller than the sum of its proper divisors (3943324386324).

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

2351666822364 is a wasteful number, since it uses less digits than its factorization.

2351666822364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 503155 (or 503150 counting only the distinct ones).

The product of its digits is 14929920, while the sum is 54.

The spelling of 2351666822364 in words is "two trillion, three hundred fifty-one billion, six hundred sixty-six million, eight hundred twenty-two thousand, three hundred sixty-four".