2119441815 has 32 divisors (see below), whose sum is σ = 3804503040. Its totient is φ = 1119387168.

The previous prime is 2119441813. The next prime is 2119441843. The reversal of 2119441815 is 5181449112.

It is not a de Polignac number, because 2119441815 - 2¹ = 2119441813 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2119441815.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2119441813) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 62307 + ... + 90116.

It is an arithmetic number, because the mean of its divisors is an integer number (118890720).

Almost surely, 2^2119441815 is an apocalyptic number.

2119441815 is a deficient number, since it is larger than the sum of its proper divisors (1685061225).

2119441815 is a wasteful number, since it uses less digits than its factorization.

2119441815 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152540 (or 152534 counting only the distinct ones).

The product of its digits is 11520, while the sum is 36.

The square root of 2119441815 is about 46037.3958320842. The cubic root of 2119441815 is about 1284.5189021993.

The spelling of 2119441815 in words is "two billion, one hundred nineteen million, four hundred forty-one thousand, eight hundred fifteen".