2112453667755 has 24 divisors (see below), whose sum is σ = 3707935558080. Its totient is φ = 1112380663680.

The previous prime is 2112453667733. The next prime is 2112453667781. The reversal of 2112453667755 is 5577663542112.

It is a happy number.

2112453667755 is a `hidden beast` number, since 2 + 1 + 12 + 453 + 66 + 77 + 55 = 666.

It is not a de Polignac number, because 2112453667755 - 2⁶ = 2112453667691 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 297106666 + ... + 297113775.

It is an arithmetic number, because the mean of its divisors is an integer number (154497314920).

Almost surely, 2^{2112453667755} is an apocalyptic number.

2112453667755 is a deficient number, since it is larger than the sum of its proper divisors (1595481890325).

2112453667755 is a wasteful number, since it uses less digits than its factorization.

2112453667755 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 594220531 (or 594220528 counting only the distinct ones).

The product of its digits is 10584000, while the sum is 54.

The spelling of 2112453667755 in words is "two trillion, one hundred twelve billion, four hundred fifty-three million, six hundred sixty-seven thousand, seven hundred fifty-five".