2001877902 has 20 divisors (see below), whose sum is σ = 4485689736. Its totient is φ = 667292580.

The previous prime is 2001877897. The next prime is 2001877951. The reversal of 2001877902 is 2097781002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 6178474 + ... + 6178797.

Almost surely, 2^2001877902 is an apocalyptic number.

2001877902 is an abundant number, since it is smaller than the sum of its proper divisors (2483811834).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2001877902 is a wasteful number, since it uses less digits than its factorization.

2001877902 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12357285 (or 12357276 counting only the distinct ones).

The product of its (nonzero) digits is 14112, while the sum is 36.

The square root of 2001877902 is about 44742.3502064878. The cubic root of 2001877902 is about 1260.3152612488.

The spelling of 2001877902 in words is "two billion, one million, eight hundred seventy-seven thousand, nine hundred two".