190436495258063 has 32 divisors (see below), whose sum is σ = 194360125639680. Its totient is φ = 186565012508160.

The previous prime is 190436495258059. The next prime is 190436495258143. The reversal of 190436495258063 is 360852594634091.

It is a cyclic number.

It is not a de Polignac number, because 190436495258063 - 2² = 190436495258059 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 (190436495251063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 24250154645 + ... + 24250162497.

It is an arithmetic number, because the mean of its divisors is an integer number (6073753926240).

Almost surely, 2^{190436495258063} is an apocalyptic number.

190436495258063 is a deficient number, since it is larger than the sum of its proper divisors (3923630381617).

190436495258063 is a wasteful number, since it uses less digits than its factorization.

190436495258063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15059.

The product of its (nonzero) digits is 167961600, while the sum is 65.

The spelling of 190436495258063 in words is "one hundred ninety trillion, four hundred thirty-six billion, four hundred ninety-five million, two hundred fifty-eight thousand, sixty-three".