61761279133230 has 16 divisors (see below), whose sum is σ = 148227069919824. Its totient is φ = 16469674435520.

The previous prime is 61761279133189. The next prime is 61761279133237. The reversal of 61761279133230 is 3233197216716.

61761279133230 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61761279133237) 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, 1029354652191 + ... + 1029354652250.

It is an arithmetic number, because the mean of its divisors is an integer number (9264191869989).

Almost surely, 2^{61761279133230} is an apocalyptic number.

61761279133230 is an abundant number, since it is smaller than the sum of its proper divisors (86465790786594).

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

61761279133230 is a wasteful number, since it uses less digits than its factorization.

61761279133230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2058709304451.

The product of its (nonzero) digits is 1714608, while the sum is 51.

The spelling of 61761279133230 in words is "sixty-one trillion, seven hundred sixty-one billion, two hundred seventy-nine million, one hundred thirty-three thousand, two hundred thirty".