2215540036456 has 16 divisors (see below), whose sum is σ = 4334752245600. Its totient is φ = 1059606104304.

The previous prime is 2215540036429. The next prime is 2215540036459. The reversal of 2215540036456 is 6546300455122.

It is not an unprimeable number, because it can be changed into a prime (2215540036459) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6020489046 + ... + 6020489413.

It is an arithmetic number, because the mean of its divisors is an integer number (270922015350).

Almost surely, 2^{2215540036456} is an apocalyptic number.

It is an amenable number.

2215540036456 is a deficient number, since it is larger than the sum of its proper divisors (2119212209144).

2215540036456 is a wasteful number, since it uses less digits than its factorization.

2215540036456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12040978488 (or 12040978484 counting only the distinct ones).

The product of its (nonzero) digits is 864000, while the sum is 43.

The spelling of 2215540036456 in words is "two trillion, two hundred fifteen billion, five hundred forty million, thirty-six thousand, four hundred fifty-six".