61366426116 has 48 divisors (see below), whose sum is σ = 145060823040. Its totient is φ = 20188190880.

The previous prime is 61366426087. The next prime is 61366426117. The reversal of 61366426116 is 61162466316.

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (61366426117) 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, 2535231 + ... + 2559321.

It is an arithmetic number, because the mean of its divisors is an integer number (3022100480).

Almost surely, 2^61366426116 is an apocalyptic number.

It is an amenable number.

61366426116 is an abundant number, since it is smaller than the sum of its proper divisors (83694396924).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

61366426116 is a wasteful number, since it uses less digits than its factorization.

61366426116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26864 (or 26862 counting only the distinct ones).

The product of its digits is 186624, while the sum is 42.

The spelling of 61366426116 in words is "sixty-one billion, three hundred sixty-six million, four hundred twenty-six thousand, one hundred sixteen".