2163450342526 has 64 divisors (see below), whose sum is σ = 3606771442176. Its totient is φ = 965036851200.

The previous prime is 2163450342517. The next prime is 2163450342527. The reversal of 2163450342526 is 6252430543612.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2163450342527) 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, 438742281 + ... + 438747211.

It is an arithmetic number, because the mean of its divisors is an integer number (56355803784).

Almost surely, 2^{2163450342526} is an apocalyptic number.

2163450342526 is a deficient number, since it is larger than the sum of its proper divisors (1443321099650).

2163450342526 is a wasteful number, since it uses less digits than its factorization.

2163450342526 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6337.

The product of its (nonzero) digits is 1036800, while the sum is 43.

The spelling of 2163450342526 in words is "two trillion, one hundred sixty-three billion, four hundred fifty million, three hundred forty-two thousand, five hundred twenty-six".