61334310272 has 16 divisors (see below), whose sum is σ = 122189446500. Its totient is φ = 30667155072.

The previous prime is 61334310259. The next prime is 61334310337. The reversal of 61334310272 is 27201343316.

61334310272 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (16).

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 239587022 + ... + 239587277.

Almost surely, 2^61334310272 is an apocalyptic number.

It is an amenable number.

61334310272 is a deficient number, since it is larger than the sum of its proper divisors (60855136228).

61334310272 is an equidigital number, since it uses as much as digits as its factorization.

61334310272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 479174313 (or 479174301 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 32.

Adding to 61334310272 its reverse (27201343316), we get a palindrome (88535653588).

The spelling of 61334310272 in words is "sixty-one billion, three hundred thirty-four million, three hundred ten thousand, two hundred seventy-two".