190953158158 has 8 divisors (see below), whose sum is σ = 327348271152. Its totient is φ = 81837067776.

The previous prime is 190953158153. The next prime is 190953158239. The reversal of 190953158158 is 851851359091.

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

It is a super-2 number, since 2×190953158158² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 190953158099 and 190953158108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (190953158153) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6819755635 + ... + 6819755662.

It is an arithmetic number, because the mean of its divisors is an integer number (40918533894).

Almost surely, 2^190953158158 is an apocalyptic number.

190953158158 is a deficient number, since it is larger than the sum of its proper divisors (136395112994).

190953158158 is a wasteful number, since it uses less digits than its factorization.

190953158158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13639511306.

The product of its (nonzero) digits is 1944000, while the sum is 55.

The spelling of 190953158158 in words is "one hundred ninety billion, nine hundred fifty-three million, one hundred fifty-eight thousand, one hundred fifty-eight".