190464331227 has 4 divisors (see below), whose sum is σ = 253952441640. Its totient is φ = 126976220816.

The previous prime is 190464331201. The next prime is 190464331249. The reversal of 190464331227 is 722133464091.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 190464331227 - 2¹¹ = 190464329179 is a prime.

It is a super-2 number, since 2×190464331227² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (190464335227) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31744055202 + ... + 31744055207.

It is an arithmetic number, because the mean of its divisors is an integer number (63488110410).

Almost surely, 2^190464331227 is an apocalyptic number.

190464331227 is a deficient number, since it is larger than the sum of its proper divisors (63488110413).

190464331227 is an equidigital number, since it uses as much as digits as its factorization.

190464331227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63488110412.

The product of its (nonzero) digits is 217728, while the sum is 42.

The spelling of 190464331227 in words is "one hundred ninety billion, four hundred sixty-four million, three hundred thirty-one thousand, two hundred twenty-seven".