3901668023 has 4 divisors (see below), whose sum is σ = 4256365128. Its totient is φ = 3546970920.

The previous prime is 3901667999. The next prime is 3901668101. The reversal of 3901668023 is 3208661093.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3901668023 - 2¹⁰ = 3901666999 is a prime.

It is a super-3 number, since 3×3901668023³ (a number of 30 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3903668023) 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 3 ways as a sum of consecutive naturals, for example, 177348536 + ... + 177348557.

It is an arithmetic number, because the mean of its divisors is an integer number (1064091282).

Almost surely, 2^3901668023 is an apocalyptic number.

3901668023 is a deficient number, since it is larger than the sum of its proper divisors (354697105).

3901668023 is a wasteful number, since it uses less digits than its factorization.

3901668023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 354697104.

The product of its (nonzero) digits is 46656, while the sum is 38.

The square root of 3901668023 is about 62463.3334285003. Note that the first 3 decimals coincide. The cubic root of 3901668023 is about 1574.2852923224.

The spelling of 3901668023 in words is "three billion, nine hundred one million, six hundred sixty-eight thousand, twenty-three".