61036315499 has 2 divisors, whose sum is σ = 61036315500. Its totient is φ = 61036315498.

The previous prime is 61036315489. The next prime is 61036315507. The reversal of 61036315499 is 99451363016.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 61036315499 - 2³² = 56741348203 is a prime.

It is not a weakly prime, because it can be changed into another prime (61036315489) 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, 30518157749 + 30518157750.

It is an arithmetic number, because the mean of its divisors is an integer number (30518157750).

Almost surely, 2^61036315499 is an apocalyptic number.

61036315499 is a deficient number, since it is larger than the sum of its proper divisors (1).

61036315499 is an equidigital number, since it uses as much as digits as its factorization.

61036315499 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 524880, while the sum is 47.

The spelling of 61036315499 in words is "sixty-one billion, thirty-six million, three hundred fifteen thousand, four hundred ninety-nine".