2001011464 has 16 divisors (see below), whose sum is σ = 3831724800. Its totient is φ = 979218192.

The previous prime is 2001011447. The next prime is 2001011479. The reversal of 2001011464 is 4641101002.

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, 2660544 + ... + 2661295.

It is an arithmetic number, because the mean of its divisors is an integer number (239482800).

Almost surely, 2^2001011464 is an apocalyptic number.

It is an amenable number.

2001011464 is a deficient number, since it is larger than the sum of its proper divisors (1830713336).

2001011464 is a wasteful number, since it uses less digits than its factorization.

2001011464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5321892 (or 5321888 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 19.

The square root of 2001011464 is about 44732.6666318922. Note that the first 4 decimals coincide. The cubic root of 2001011464 is about 1260.1334082309.

Adding to 2001011464 its reverse (4641101002), we get a palindrome (6642112466).

The spelling of 2001011464 in words is "two billion, one million, eleven thousand, four hundred sixty-four".