191296707842 has 16 divisors (see below), whose sum is σ = 294147044352. Its totient is φ = 93250920480.

The previous prime is 191296707809. The next prime is 191296707869. The reversal of 191296707842 is 248707692191.

It is a happy number.

191296707842 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 687458 + ... + 924765.

It is an arithmetic number, because the mean of its divisors is an integer number (18384190272).

Almost surely, 2^191296707842 is an apocalyptic number.

191296707842 is a deficient number, since it is larger than the sum of its proper divisors (102850336510).

191296707842 is a wasteful number, since it uses less digits than its factorization.

191296707842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1613713.

The product of its (nonzero) digits is 3048192, while the sum is 56.

The spelling of 191296707842 in words is "one hundred ninety-one billion, two hundred ninety-six million, seven hundred seven thousand, eight hundred forty-two".