2001279849116 has 12 divisors (see below), whose sum is σ = 3505572036120. Its totient is φ = 999687838800.

The previous prime is 2001279849089. The next prime is 2001279849133. The reversal of 2001279849116 is 6119489721002.

It is a happy number.

It is a hoax number, since the sum of its digits (50) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 238016711 + ... + 238025118.

It is an arithmetic number, because the mean of its divisors is an integer number (292131003010).

Almost surely, 2^{2001279849116} is an apocalyptic number.

It is an amenable number.

2001279849116 is a deficient number, since it is larger than the sum of its proper divisors (1504292187004).

2001279849116 is a wasteful number, since it uses less digits than its factorization.

2001279849116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 476042884 (or 476042882 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 50.

The spelling of 2001279849116 in words is "two trillion, one billion, two hundred seventy-nine million, eight hundred forty-nine thousand, one hundred sixteen".