3995939466051 has 64 divisors (see below), whose sum is σ = 5864204236800. Its totient is φ = 2405419670016.

The previous prime is 3995939466049. The next prime is 3995939466089. The reversal of 3995939466051 is 1506649395993.

It is not a de Polignac number, because 3995939466051 - 2¹ = 3995939466049 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3995939466031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 232760070 + ... + 232777236.

It is an arithmetic number, because the mean of its divisors is an integer number (91628191200).

Almost surely, 2^{3995939466051} is an apocalyptic number.

3995939466051 is a deficient number, since it is larger than the sum of its proper divisors (1868264770749).

3995939466051 is a wasteful number, since it uses less digits than its factorization.

3995939466051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17868.

The product of its (nonzero) digits is 212576400, while the sum is 69.

The spelling of 3995939466051 in words is "three trillion, nine hundred ninety-five billion, nine hundred thirty-nine million, four hundred sixty-six thousand, fifty-one".