116421266053 has 4 divisors (see below), whose sum is σ = 116438963148. Its totient is φ = 116403568960.

The previous prime is 116421266021. The next prime is 116421266099. The reversal of 116421266053 is 350662124611.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 350662124611 = 575591 ⋅609221.

It can be written as a sum of positive squares in 2 ways, for example, as 78051508129 + 38369757924 = 279377^2 + 195882^2 .

It is a cyclic number.

It is not a de Polignac number, because 116421266053 - 2⁵ = 116421266021 is a prime.

It is a super-3 number, since 3×116421266053³ (a number of 34 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 congruent number.

It is not an unprimeable number, because it can be changed into a prime (116421266953) 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, 8838676 + ... + 8851837.

It is an arithmetic number, because the mean of its divisors is an integer number (29109740787).

Almost surely, 2^116421266053 is an apocalyptic number.

It is an amenable number.

116421266053 is a deficient number, since it is larger than the sum of its proper divisors (17697095).

116421266053 is an equidigital number, since it uses as much as digits as its factorization.

116421266053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17697094.

The product of its (nonzero) digits is 51840, while the sum is 37.

The spelling of 116421266053 in words is "one hundred sixteen billion, four hundred twenty-one million, two hundred sixty-six thousand, fifty-three".