4722151665 has 32 divisors (see below), whose sum is σ = 9419774976. Its totient is φ = 1962452160.

The previous prime is 4722151649. The next prime is 4722151691. The reversal of 4722151665 is 5661512274.

It is not a de Polignac number, because 4722151665 - 2⁴ = 4722151649 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2043067 + ... + 2045376.

It is an arithmetic number, because the mean of its divisors is an integer number (294367968).

Almost surely, 2^4722151665 is an apocalyptic number.

It is an amenable number.

4722151665 is a deficient number, since it is larger than the sum of its proper divisors (4697623311).

4722151665 is a wasteful number, since it uses less digits than its factorization.

4722151665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4088469.

The product of its digits is 100800, while the sum is 39.

The square root of 4722151665 is about 68717.9137125102. The cubic root of 4722151665 is about 1677.6961600681.

The spelling of 4722151665 in words is "four billion, seven hundred twenty-two million, one hundred fifty-one thousand, six hundred sixty-five".