190669926417 has 8 divisors (see below), whose sum is σ = 254396172000. Its totient is φ = 127028482560.

The previous prime is 190669926401. The next prime is 190669926443. The reversal of 190669926417 is 714629966091.

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

It is not a de Polignac number, because 190669926417 - 2⁴ = 190669926401 is a prime.

It is not an unprimeable number, because it can be changed into a prime (190669996417) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21195184 + ... + 21204177.

It is an arithmetic number, because the mean of its divisors is an integer number (31799521500).

Almost surely, 2^190669926417 is an apocalyptic number.

It is an amenable number.

190669926417 is a deficient number, since it is larger than the sum of its proper divisors (63726245583).

190669926417 is a wasteful number, since it uses less digits than its factorization.

190669926417 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42400863.

The product of its (nonzero) digits is 8817984, while the sum is 60.

The spelling of 190669926417 in words is "one hundred ninety billion, six hundred sixty-nine million, nine hundred twenty-six thousand, four hundred seventeen".