4722890378412 has 12 divisors (see below), whose sum is σ = 11020077549656. Its totient is φ = 1574296792800.

The previous prime is 4722890378387. The next prime is 4722890378449. The reversal of 4722890378412 is 2148730982274.

It is a tau number, because it is divible by the number of its divisors (12).

It is a hoax number, since the sum of its digits (57) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 196787099089 + ... + 196787099112.

Almost surely, 2^{4722890378412} is an apocalyptic number.

It is an amenable number.

4722890378412 is an abundant number, since it is smaller than the sum of its proper divisors (6297187171244).

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

4722890378412 is a wasteful number, since it uses less digits than its factorization.

4722890378412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 393574198208 (or 393574198206 counting only the distinct ones).

The product of its (nonzero) digits is 10838016, while the sum is 57.

The spelling of 4722890378412 in words is "four trillion, seven hundred twenty-two billion, eight hundred ninety million, three hundred seventy-eight thousand, four hundred twelve".