190770653529 has 81 divisors (see below), whose sum is σ = 292232831709. Its totient is φ = 119920394880.

The previous prime is 190770653453. The next prime is 190770653531. The reversal of 190770653529 is 925356077091.

The square root of 190770653529 is 436773.

It is a perfect power (a square), and thus also a powerful number.

190770653529 is a `hidden beast` number, since 19 + 0 + 7 + 70 + 6 + 535 + 29 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 20654001225 + 170116652304 = 143715^2 + 412452^2 .

It is not a de Polignac number, because 190770653529 - 2¹¹ = 190770651481 is a prime.

It is not an unprimeable number, because it can be changed into a prime (190770653569) by changing a digit.

It is a polite number, since it can be written in 80 ways as a sum of consecutive naturals, for example, 2847323154 + ... + 2847323220.

Almost surely, 2^190770653529 is an apocalyptic number.

190770653529 is the 436773-rd square number.

190770653529 is the 218387-th centered octagonal number.

It is an amenable number.

190770653529 is a deficient number, since it is larger than the sum of its proper divisors (101462178180).

190770653529 is an frugal number, since it uses more digits than its factorization.

190770653529 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 328 (or 164 counting only the distinct ones).

The product of its (nonzero) digits is 3572100, while the sum is 54.

The spelling of 190770653529 in words is "one hundred ninety billion, seven hundred seventy million, six hundred fifty-three thousand, five hundred twenty-nine".