212153350042455 has 128 divisors (see below), whose sum is σ = 357701716915200. Its totient is φ = 107265337344000.

The previous prime is 212153350042429. The next prime is 212153350042541. The reversal of 212153350042455 is 554240053351212.

212153350042455 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 212153350042455 - 2⁵ = 212153350042423 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 13082149507 + ... + 13082165723.

It is an arithmetic number, because the mean of its divisors is an integer number (2794544663400).

Almost surely, 2^{212153350042455} is an apocalyptic number.

212153350042455 is a deficient number, since it is larger than the sum of its proper divisors (145548366872745).

212153350042455 is a wasteful number, since it uses less digits than its factorization.

212153350042455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20465.

The product of its (nonzero) digits is 720000, while the sum is 42.

The spelling of 212153350042455 in words is "two hundred twelve trillion, one hundred fifty-three billion, three hundred fifty million, forty-two thousand, four hundred fifty-five".