2011445541015 has 16 divisors (see below), whose sum is σ = 3230549803008. Its totient is φ = 1068691976096.

The previous prime is 2011445540969. The next prime is 2011445541043. The reversal of 2011445541015 is 5101455441102.

It is a cyclic number.

It is not a de Polignac number, because 2011445541015 - 2¹⁷ = 2011445409943 is a prime.

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, 254932119 + ... + 254940008.

It is an arithmetic number, because the mean of its divisors is an integer number (201909362688).

Almost surely, 2^{2011445541015} is an apocalyptic number.

2011445541015 is a deficient number, since it is larger than the sum of its proper divisors (1219104261993).

2011445541015 is a wasteful number, since it uses less digits than its factorization.

2011445541015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 509872398.

The product of its (nonzero) digits is 16000, while the sum is 33.

The spelling of 2011445541015 in words is "two trillion, eleven billion, four hundred forty-five million, five hundred forty-one thousand, fifteen".