2115140555543 has 8 divisors (see below), whose sum is σ = 2239573337568. Its totient is φ = 1990709190144.

The previous prime is 2115140555503. The next prime is 2115140555551. The reversal of 2115140555543 is 3455550415112.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2115140555543 - 2¹⁶ = 2115140490007 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2115140555543.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2115140555503) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5289830 + ... + 5675612.

It is an arithmetic number, because the mean of its divisors is an integer number (279946667196).

Almost surely, 2^{2115140555543} is an apocalyptic number.

2115140555543 is a deficient number, since it is larger than the sum of its proper divisors (124432782025).

2115140555543 is a wasteful number, since it uses less digits than its factorization.

2115140555543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 708313.

The product of its (nonzero) digits is 300000, while the sum is 41.

The spelling of 2115140555543 in words is "two trillion, one hundred fifteen billion, one hundred forty million, five hundred fifty-five thousand, five hundred forty-three".