190732166356 has 12 divisors (see below), whose sum is σ = 333786340692. Its totient is φ = 95364640448.

The previous prime is 190732166347. The next prime is 190732166357. The reversal of 190732166356 is 653661237091.

190732166356 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 145412568900 + 45319597456 = 381330^2 + 212884^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (190732166357) 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, 29425 + ... + 618328.

It is an arithmetic number, because the mean of its divisors is an integer number (27815528391).

Almost surely, 2^190732166356 is an apocalyptic number.

It is an amenable number.

190732166356 is a deficient number, since it is larger than the sum of its proper divisors (143054174336).

190732166356 is a wasteful number, since it uses less digits than its factorization.

190732166356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 721370 (or 721368 counting only the distinct ones).

The product of its (nonzero) digits is 1224720, while the sum is 49.

The spelling of 190732166356 in words is "one hundred ninety billion, seven hundred thirty-two million, one hundred sixty-six thousand, three hundred fifty-six".