2000311278 has 16 divisors (see below), whose sum is σ = 4572140160. Its totient is φ = 571517496.

The previous prime is 2000311237. The next prime is 2000311297. The reversal of 2000311278 is 8721130002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23813188 + ... + 23813271.

It is an arithmetic number, because the mean of its divisors is an integer number (285758760).

Almost surely, 2^2000311278 is an apocalyptic number.

2000311278 is an abundant number, since it is smaller than the sum of its proper divisors (2571828882).

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

2000311278 is a wasteful number, since it uses less digits than its factorization.

2000311278 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47626471.

The product of its (nonzero) digits is 672, while the sum is 24.

The square root of 2000311278 is about 44724.8396084324. The cubic root of 2000311278 is about 1259.9864107882.

The spelling of 2000311278 in words is "two billion, three hundred eleven thousand, two hundred seventy-eight".