190474890533 has 2 divisors, whose sum is σ = 190474890534. Its totient is φ = 190474890532.

The previous prime is 190474890521. The next prime is 190474890553. The reversal of 190474890533 is 335098474091.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 182403305569 + 8071584964 = 427087^2 + 89842^2 .

It is a cyclic number.

It is not a de Polignac number, because 190474890533 - 2²⁸ = 190206455077 is a prime.

It is a super-3 number, since 3×190474890533³ (a number of 35 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (190474890553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 95237445266 + 95237445267.

It is an arithmetic number, because the mean of its divisors is an integer number (95237445267).

Almost surely, 2^190474890533 is an apocalyptic number.

It is an amenable number.

190474890533 is a deficient number, since it is larger than the sum of its proper divisors (1).

190474890533 is an equidigital number, since it uses as much as digits as its factorization.

190474890533 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3265920, while the sum is 53.

The spelling of 190474890533 in words is "one hundred ninety billion, four hundred seventy-four million, eight hundred ninety thousand, five hundred thirty-three".