190066733554 has 8 divisors (see below), whose sum is σ = 285946095708. Its totient is φ = 94751368320.

The previous prime is 190066733539. The next prime is 190066733587. The reversal of 190066733554 is 455337660091.

It can be written as a sum of positive squares in 2 ways, for example, as 162592013529 + 27474720025 = 403227^2 + 165755^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×190066733554² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 190066733498 and 190066733507.

It is an unprimeable number.

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, 140998387 + ... + 140999734.

Almost surely, 2^190066733554 is an apocalyptic number.

190066733554 is a deficient number, since it is larger than the sum of its proper divisors (95879362154).

190066733554 is a wasteful number, since it uses less digits than its factorization.

190066733554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 281998460.

The product of its (nonzero) digits is 2041200, while the sum is 49.

The spelling of 190066733554 in words is "one hundred ninety billion, sixty-six million, seven hundred thirty-three thousand, five hundred fifty-four".