2158422463 has 8 divisors (see below), whose sum is σ = 2197645488. Its totient is φ = 2119460544.

The previous prime is 2158422451. The next prime is 2158422479. The reversal of 2158422463 is 3642248512.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2158422463 - 2¹⁷ = 2158291391 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2158422443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48556 + ... + 81697.

It is an arithmetic number, because the mean of its divisors is an integer number (274705686).

Almost surely, 2^2158422463 is an apocalyptic number.

2158422463 is a deficient number, since it is larger than the sum of its proper divisors (39223025).

2158422463 is a wasteful number, since it uses less digits than its factorization.

2158422463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130553.

The product of its digits is 92160, while the sum is 37.

The square root of 2158422463 is about 46458.8254586790. The cubic root of 2158422463 is about 1292.3460428916.

The spelling of 2158422463 in words is "two billion, one hundred fifty-eight million, four hundred twenty-two thousand, four hundred sixty-three".