2016863901 has 64 divisors (see below), whose sum is σ = 3424377600. Its totient is φ = 1162211328.

The previous prime is 2016863887. The next prime is 2016863903. The reversal of 2016863901 is 1093686102.

2016863901 is a `hidden beast` number, since 2 + 0 + 16 + 8 + 639 + 0 + 1 = 666.

It is not a de Polignac number, because 2016863901 - 2⁶ = 2016863837 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2016863903) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1353765 + ... + 1355253.

It is an arithmetic number, because the mean of its divisors is an integer number (53505900).

Almost surely, 2^2016863901 is an apocalyptic number.

It is an amenable number.

2016863901 is a deficient number, since it is larger than the sum of its proper divisors (1407513699).

2016863901 is a wasteful number, since it uses less digits than its factorization.

2016863901 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1755 (or 1749 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 36.

The square root of 2016863901 is about 44909.5079131357. The cubic root of 2016863901 is about 1263.4523405008.

The spelling of 2016863901 in words is "two billion, sixteen million, eight hundred sixty-three thousand, nine hundred one".