158077719131 has 4 divisors (see below), whose sum is σ = 158095353000. Its totient is φ = 158060085264.

The previous prime is 158077719101. The next prime is 158077719143. The reversal of 158077719131 is 131917770851.

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

It is a cyclic number.

It is not a de Polignac number, because 158077719131 - 2¹⁰ = 158077718107 is a prime.

It is a super-3 number, since 3×158077719131³ (a number of 35 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 158077719131.

It is not an unprimeable number, because it can be changed into a prime (158077719101) 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, 8803481 + ... + 8821418.

It is an arithmetic number, because the mean of its divisors is an integer number (39523838250).

Almost surely, 2^158077719131 is an apocalyptic number.

158077719131 is a deficient number, since it is larger than the sum of its proper divisors (17633869).

158077719131 is an equidigital number, since it uses as much as digits as its factorization.

158077719131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17633868.

The product of its (nonzero) digits is 370440, while the sum is 50.

The spelling of 158077719131 in words is "one hundred fifty-eight billion, seventy-seven million, seven hundred nineteen thousand, one hundred thirty-one".