2140453455215 has 32 divisors (see below), whose sum is σ = 2773130774400. Its totient is φ = 1581153333760.

The previous prime is 2140453455211. The next prime is 2140453455241. The reversal of 2140453455215 is 5125543540412.

It is a happy number.

It is not a de Polignac number, because 2140453455215 - 2² = 2140453455211 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2140453455211) 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, 19892981 + ... + 20000289.

It is an arithmetic number, because the mean of its divisors is an integer number (86660336700).

Almost surely, 2^{2140453455215} is an apocalyptic number.

2140453455215 is a deficient number, since it is larger than the sum of its proper divisors (632677319185).

2140453455215 is a wasteful number, since it uses less digits than its factorization.

2140453455215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113347.

The product of its (nonzero) digits is 480000, while the sum is 41.

Adding to 2140453455215 its reverse (5125543540412), we get a palindrome (7265996995627).

The spelling of 2140453455215 in words is "two trillion, one hundred forty billion, four hundred fifty-three million, four hundred fifty-five thousand, two hundred fifteen".