11982514215 has 16 divisors (see below), whose sum is σ = 21910883328. Its totient is φ = 5477720736.

The previous prime is 11982514213. The next prime is 11982514241. The reversal of 11982514215 is 51241528911.

It is not a de Polignac number, because 11982514215 - 2¹ = 11982514213 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11982514211) 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, 57059487 + ... + 57059696.

It is an arithmetic number, because the mean of its divisors is an integer number (1369430208).

Almost surely, 2^11982514215 is an apocalyptic number.

11982514215 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11982514215 is a deficient number, since it is larger than the sum of its proper divisors (9928369113).

11982514215 is a wasteful number, since it uses less digits than its factorization.

11982514215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114119198.

The product of its digits is 28800, while the sum is 39.

The spelling of 11982514215 in words is "eleven billion, nine hundred eighty-two million, five hundred fourteen thousand, two hundred fifteen".