3985167801 has 8 divisors (see below), whose sum is σ = 5317219840. Its totient is φ = 2654947152.

The previous prime is 3985167793. The next prime is 3985167817. The reversal of 3985167801 is 1087615893.

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

It is not a de Polignac number, because 3985167801 - 2³ = 3985167793 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3985167821) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 452761 + ... + 461478.

It is an arithmetic number, because the mean of its divisors is an integer number (664652480).

Almost surely, 2^3985167801 is an apocalyptic number.

It is an amenable number.

3985167801 is a deficient number, since it is larger than the sum of its proper divisors (1332052039).

3985167801 is a wasteful number, since it uses less digits than its factorization.

3985167801 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 915695.

The product of its (nonzero) digits is 362880, while the sum is 48.

The square root of 3985167801 is about 63128.1854721011. The cubic root of 3985167801 is about 1585.4365678040.

The spelling of 3985167801 in words is "three billion, nine hundred eighty-five million, one hundred sixty-seven thousand, eight hundred one".