61270512666771 has 32 divisors (see below), whose sum is σ = 85922376210432. Its totient is φ = 38782646023680.

The previous prime is 61270512666767. The next prime is 61270512666821. The reversal of 61270512666771 is 17766621507216.

61270512666771 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 61270512666771 - 2² = 61270512666767 is a prime.

It is not an unprimeable number, because it can be changed into a prime (61270512666271) 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 31 ways as a sum of consecutive naturals, for example, 269369536 + ... + 269596898.

It is an arithmetic number, because the mean of its divisors is an integer number (2685074256576).

Almost surely, 2^{61270512666771} is an apocalyptic number.

61270512666771 is a deficient number, since it is larger than the sum of its proper divisors (24651863543661).

61270512666771 is a wasteful number, since it uses less digits than its factorization.

61270512666771 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 282123.

The product of its (nonzero) digits is 8890560, while the sum is 57.

The spelling of 61270512666771 in words is "sixty-one trillion, two hundred seventy billion, five hundred twelve million, six hundred sixty-six thousand, seven hundred seventy-one".