61332105479 has 2 divisors, whose sum is σ = 61332105480. Its totient is φ = 61332105478.

The previous prime is 61332105437. The next prime is 61332105559. The reversal of 61332105479 is 97450123316.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 61332105479 - 2²⁸ = 61063670023 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (61332105379) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30666052739 + 30666052740.

It is an arithmetic number, because the mean of its divisors is an integer number (30666052740).

Almost surely, 2^61332105479 is an apocalyptic number.

61332105479 is a deficient number, since it is larger than the sum of its proper divisors (1).

61332105479 is an equidigital number, since it uses as much as digits as its factorization.

61332105479 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 136080, while the sum is 41.

The spelling of 61332105479 in words is "sixty-one billion, three hundred thirty-two million, one hundred five thousand, four hundred seventy-nine".