190457622543 has 16 divisors (see below), whose sum is σ = 270312422400. Its totient is φ = 118937459520.

The previous prime is 190457622529. The next prime is 190457622569. The reversal of 190457622543 is 345226754091.

It is not a de Polignac number, because 190457622543 - 2¹⁴ = 190457606159 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 190457622492 and 190457622501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (190457622143) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18766623 + ... + 18776768.

It is an arithmetic number, because the mean of its divisors is an integer number (16894526400).

Almost surely, 2^190457622543 is an apocalyptic number.

190457622543 is a deficient number, since it is larger than the sum of its proper divisors (79854799857).

190457622543 is a wasteful number, since it uses less digits than its factorization.

190457622543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37543502.

The product of its (nonzero) digits is 1814400, while the sum is 48.

The spelling of 190457622543 in words is "one hundred ninety billion, four hundred fifty-seven million, six hundred twenty-two thousand, five hundred forty-three".