159434942190 has 32 divisors (see below), whose sum is σ = 382695373440. Its totient is φ = 42510261024.

The previous prime is 159434942143. The next prime is 159434942203. The reversal of 159434942190 is 91249434951.

It is a happy number.

It is a super-2 number, since 2×159434942190² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 128760 + ... + 579179.

It is an arithmetic number, because the mean of its divisors is an integer number (11959230420).

Almost surely, 2^159434942190 is an apocalyptic number.

159434942190 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

159434942190 is an abundant number, since it is smaller than the sum of its proper divisors (223260431250).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

159434942190 is a wasteful number, since it uses less digits than its factorization.

159434942190 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 715456.

The product of its (nonzero) digits is 1399680, while the sum is 51.

The spelling of 159434942190 in words is "one hundred fifty-nine billion, four hundred thirty-four million, nine hundred forty-two thousand, one hundred ninety".