116401540191 has 16 divisors (see below), whose sum is σ = 164378016000. Its totient is φ = 73015625088.

The previous prime is 116401540163. The next prime is 116401540243. The reversal of 116401540191 is 191045104611.

It is not a de Polignac number, because 116401540191 - 2¹⁰ = 116401539167 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116401540291) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 139141 + ... + 502158.

It is an arithmetic number, because the mean of its divisors is an integer number (10273626000).

Almost surely, 2^116401540191 is an apocalyptic number.

116401540191 is a deficient number, since it is larger than the sum of its proper divisors (47976475809).

116401540191 is a wasteful number, since it uses less digits than its factorization.

116401540191 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 644878.

The product of its (nonzero) digits is 4320, while the sum is 33.

The spelling of 116401540191 in words is "one hundred sixteen billion, four hundred one million, five hundred forty thousand, one hundred ninety-one".