61042410631 has 2 divisors, whose sum is σ = 61042410632. Its totient is φ = 61042410630.

The previous prime is 61042410593. The next prime is 61042410679. The reversal of 61042410631 is 13601424016.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 61042410631 - 2¹⁹ = 61041886343 is a prime.

It is a super-2 number, since 2×61042410631² (a number of 22 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 61042410631.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (61042410431) 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, 30521205315 + 30521205316.

It is an arithmetic number, because the mean of its divisors is an integer number (30521205316).

Almost surely, 2^61042410631 is an apocalyptic number.

61042410631 is a deficient number, since it is larger than the sum of its proper divisors (1).

61042410631 is an equidigital number, since it uses as much as digits as its factorization.

61042410631 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3456, while the sum is 28.

Adding to 61042410631 its reverse (13601424016), we get a palindrome (74643834647).

It can be divided in two parts, 610424 and 10631, that added together give a triangular number (621055 = T₁₁₁₄).

The spelling of 61042410631 in words is "sixty-one billion, forty-two million, four hundred ten thousand, six hundred thirty-one".