190020296963 has 4 divisors (see below), whose sum is σ = 217166053680. Its totient is φ = 162874540248.

The previous prime is 190020296953. The next prime is 190020296971. The reversal of 190020296963 is 369692020091.

It is a semiprime because it is the product of two primes.

It is a de Polignac number, because none of the positive numbers 2^k-190020296963 is a prime.

It is a super-2 number, since 2×190020296963² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (190020296903) 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 3 ways as a sum of consecutive naturals, for example, 13572878348 + ... + 13572878361.

It is an arithmetic number, because the mean of its divisors is an integer number (54291513420).

Almost surely, 2^190020296963 is an apocalyptic number.

190020296963 is a deficient number, since it is larger than the sum of its proper divisors (27145756717).

190020296963 is an equidigital number, since it uses as much as digits as its factorization.

190020296963 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27145756716.

The product of its (nonzero) digits is 314928, while the sum is 47.

The spelling of 190020296963 in words is "one hundred ninety billion, twenty million, two hundred ninety-six thousand, nine hundred sixty-three".