61056434375119 has 2 divisors, whose sum is σ = 61056434375120. Its totient is φ = 61056434375118.

The previous prime is 61056434374993. The next prime is 61056434375219. The reversal of 61056434375119 is 91157343465016.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 61056434375119 - 2¹³ = 61056434366927 is a prime.

It is a super-2 number, since 2×61056434375119² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 61056434375119.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (61056434375219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30528217187559 + 30528217187560.

It is an arithmetic number, because the mean of its divisors is an integer number (30528217187560).

Almost surely, 2^{61056434375119} is an apocalyptic number.

61056434375119 is a deficient number, since it is larger than the sum of its proper divisors (1).

61056434375119 is an equidigital number, since it uses as much as digits as its factorization.

61056434375119 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8164800, while the sum is 55.

The spelling of 61056434375119 in words is "sixty-one trillion, fifty-six billion, four hundred thirty-four million, three hundred seventy-five thousand, one hundred nineteen".