4785722000921 has 16 divisors (see below), whose sum is σ = 4890623400000. Its totient is φ = 4681634851776.

The previous prime is 4785722000903. The next prime is 4785722000933. The reversal of 4785722000921 is 1290002275874.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4785722000921 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4785722000971) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26242070 + ... + 26423808.

It is an arithmetic number, because the mean of its divisors is an integer number (305663962500).

Almost surely, 2^{4785722000921} is an apocalyptic number.

It is an amenable number.

4785722000921 is a deficient number, since it is larger than the sum of its proper divisors (104901399079).

4785722000921 is a wasteful number, since it uses less digits than its factorization.

4785722000921 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 183976.

The product of its (nonzero) digits is 564480, while the sum is 47.

The spelling of 4785722000921 in words is "four trillion, seven hundred eighty-five billion, seven hundred twenty-two million, nine hundred twenty-one", and thus it is an aban number.