61276392041 has 2 divisors, whose sum is σ = 61276392042. Its totient is φ = 61276392040.

The previous prime is 61276392029. The next prime is 61276392091. The reversal of 61276392041 is 14029367216.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 38292619225 + 22983772816 = 195685^2 + 151604^2 .

It is a cyclic number.

It is not a de Polignac number, because 61276392041 - 2³⁰ = 60202650217 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 61276392041.

It is not a weakly prime, because it can be changed into another prime (61276392091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30638196020 + 30638196021.

It is an arithmetic number, because the mean of its divisors is an integer number (30638196021).

Almost surely, 2^61276392041 is an apocalyptic number.

It is an amenable number.

61276392041 is a deficient number, since it is larger than the sum of its proper divisors (1).

61276392041 is an equidigital number, since it uses as much as digits as its factorization.

61276392041 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108864, while the sum is 41.

The spelling of 61276392041 in words is "sixty-one billion, two hundred seventy-six million, three hundred ninety-two thousand, forty-one".