12345751662 has 16 divisors (see below), whose sum is σ = 26143944912. Its totient is φ = 3873176960.

The previous prime is 12345751637. The next prime is 12345751673. The reversal of 12345751662 is 26615754321.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60518289 + ... + 60518492.

It is an arithmetic number, because the mean of its divisors is an integer number (1633996557).

Almost surely, 2^12345751662 is an apocalyptic number.

12345751662 is an abundant number, since it is smaller than the sum of its proper divisors (13798193250).

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

12345751662 is a wasteful number, since it uses less digits than its factorization.

12345751662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121036803.

The product of its digits is 302400, while the sum is 42.

The spelling of 12345751662 in words is "twelve billion, three hundred forty-five million, seven hundred fifty-one thousand, six hundred sixty-two".