116251426421 has 8 divisors (see below), whose sum is σ = 125842519320. Its totient is φ = 106753001472.

The previous prime is 116251426411. The next prime is 116251426441. The reversal of 116251426421 is 124624152611.

It can be written as a sum of positive squares in 4 ways, for example, as 15854335396 + 100397091025 = 125914^2 + 316855^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 116251426421 - 2²² = 116247232117 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116251426411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23164376 + ... + 23169393.

It is an arithmetic number, because the mean of its divisors is an integer number (15730314915).

Almost surely, 2^116251426421 is an apocalyptic number.

It is an amenable number.

116251426421 is a deficient number, since it is larger than the sum of its proper divisors (9591092899).

116251426421 is a wasteful number, since it uses less digits than its factorization.

116251426421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46333975.

The product of its digits is 23040, while the sum is 35.

The spelling of 116251426421 in words is "one hundred sixteen billion, two hundred fifty-one million, four hundred twenty-six thousand, four hundred twenty-one".