61877433043 has 2 divisors, whose sum is σ = 61877433044. Its totient is φ = 61877433042.

The previous prime is 61877433001. The next prime is 61877433077. The reversal of 61877433043 is 34033477816.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 61877433043 - 2²¹ = 61875335891 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 61877432984 and 61877433002.

It is not a weakly prime, because it can be changed into another prime (61877433143) 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, 30938716521 + 30938716522.

It is an arithmetic number, because the mean of its divisors is an integer number (30938716522).

Almost surely, 2^61877433043 is an apocalyptic number.

61877433043 is a deficient number, since it is larger than the sum of its proper divisors (1).

61877433043 is an equidigital number, since it uses as much as digits as its factorization.

61877433043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1016064, while the sum is 46.

The spelling of 61877433043 in words is "sixty-one billion, eight hundred seventy-seven million, four hundred thirty-three thousand, forty-three".