3962786688651 has 16 divisors (see below), whose sum is σ = 6075578311424. Its totient is φ = 2250557205984.

The previous prime is 3962786688647. The next prime is 3962786688689. The reversal of 3962786688651 is 1568866872693.

It is not a de Polignac number, because 3962786688651 - 2² = 3962786688647 is a prime.

It is a super-2 number, since 2×3962786688651² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3962786688451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 578843596 + ... + 578850441.

It is an arithmetic number, because the mean of its divisors is an integer number (379723644464).

Almost surely, 2^{3962786688651} is an apocalyptic number.

3962786688651 is a deficient number, since it is larger than the sum of its proper divisors (2112791622773).

3962786688651 is a wasteful number, since it uses less digits than its factorization.

3962786688651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1157694210.

The product of its digits is 1254113280, while the sum is 75.

The spelling of 3962786688651 in words is "three trillion, nine hundred sixty-two billion, seven hundred eighty-six million, six hundred eighty-eight thousand, six hundred fifty-one".