2011516050501 has 16 divisors (see below), whose sum is σ = 3109590030720. Its totient is φ = 1282705886880.

The previous prime is 2011516050491. The next prime is 2011516050517. The reversal of 2011516050501 is 1050506151102.

2011516050501 is a `hidden beast` number, since 2 + 0 + 1 + 1 + 5 + 1 + 605 + 0 + 50 + 1 = 666.

It is not a de Polignac number, because 2011516050501 - 2⁶ = 2011516050437 is a prime.

It is a super-3 number, since 3×2011516050501³ (a number of 38 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2011516050301) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1619577520 + ... + 1619578761.

It is an arithmetic number, because the mean of its divisors is an integer number (194349376920).

Almost surely, 2^{2011516050501} is an apocalyptic number.

It is an amenable number.

2011516050501 is a deficient number, since it is larger than the sum of its proper divisors (1098073980219).

2011516050501 is a wasteful number, since it uses less digits than its factorization.

2011516050501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3239156313 (or 3239156307 counting only the distinct ones).

The product of its (nonzero) digits is 1500, while the sum is 27.

The spelling of 2011516050501 in words is "two trillion, eleven billion, five hundred sixteen million, fifty thousand, five hundred one".