4002906651 has 8 divisors (see below), whose sum is σ = 5509377024. Its totient is φ = 2582520360.

The previous prime is 4002906641. The next prime is 4002906659. The reversal of 4002906651 is 1566092004.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4002906651 - 2⁶ = 4002906587 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4002906659) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 21520911 + ... + 21521096.

It is an arithmetic number, because the mean of its divisors is an integer number (688672128).

Almost surely, 2^4002906651 is an apocalyptic number.

4002906651 is a deficient number, since it is larger than the sum of its proper divisors (1506470373).

4002906651 is a wasteful number, since it uses less digits than its factorization.

4002906651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43042041.

The product of its (nonzero) digits is 12960, while the sum is 33.

The square root of 4002906651 is about 63268.5281241788. The cubic root of 4002906651 is about 1587.7854606093.

Adding to 4002906651 its reverse (1566092004), we get a palindrome (5568998655).

The spelling of 4002906651 in words is "four billion, two million, nine hundred six thousand, six hundred fifty-one".