190012559158 has 4 divisors (see below), whose sum is σ = 285018838740. Its totient is φ = 95006279578.

The previous prime is 190012559153. The next prime is 190012559189. The reversal of 190012559158 is 851955210091.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×190012559158² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (190012559153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 47503139788 + ... + 47503139791.

It is an arithmetic number, because the mean of its divisors is an integer number (71254709685).

Almost surely, 2^190012559158 is an apocalyptic number.

190012559158 is a deficient number, since it is larger than the sum of its proper divisors (95006279582).

190012559158 is an equidigital number, since it uses as much as digits as its factorization.

190012559158 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95006279581.

The product of its (nonzero) digits is 162000, while the sum is 46.

The spelling of 190012559158 in words is "one hundred ninety billion, twelve million, five hundred fifty-nine thousand, one hundred fifty-eight".