190153091473 has 8 divisors (see below), whose sum is σ = 203120326728. Its totient is φ = 177383829504.

The previous prime is 190153091467. The next prime is 190153091543. The reversal of 190153091473 is 374190351091.

It can be written as a sum of positive squares in 4 ways, for example, as 24969372289 + 165183719184 = 158017^2 + 406428^2 .

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

It is not a de Polignac number, because 190153091473 - 2⁵ = 190153091441 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (190153091413) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49491336 + ... + 49495177.

It is an arithmetic number, because the mean of its divisors is an integer number (25390040841).

Almost surely, 2^190153091473 is an apocalyptic number.

It is an amenable number.

190153091473 is a deficient number, since it is larger than the sum of its proper divisors (12967235255).

190153091473 is a wasteful number, since it uses less digits than its factorization.

190153091473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98986643.

The product of its (nonzero) digits is 102060, while the sum is 43.

The spelling of 190153091473 in words is "one hundred ninety billion, one hundred fifty-three million, ninety-one thousand, four hundred seventy-three".