2001135446126 has 32 divisors (see below), whose sum is σ = 3169867219200. Its totient is φ = 945575737920.

The previous prime is 2001135446087. The next prime is 2001135446183. The reversal of 2001135446126 is 6216445311002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5096045 + ... + 5474663.

It is an arithmetic number, because the mean of its divisors is an integer number (99058350600).

Almost surely, 2^{2001135446126} is an apocalyptic number.

2001135446126 is a deficient number, since it is larger than the sum of its proper divisors (1168731773074).

2001135446126 is a wasteful number, since it uses less digits than its factorization.

2001135446126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 380024.

The product of its (nonzero) digits is 34560, while the sum is 35.

The spelling of 2001135446126 in words is "two trillion, one billion, one hundred thirty-five million, four hundred forty-six thousand, one hundred twenty-six".