61412444662555 has 12 divisors (see below), whose sum is σ = 85726759488480. Its totient is φ = 42111390625584.

The previous prime is 61412444662537. The next prime is 61412444662781. The reversal of 61412444662555 is 55526644421416.

It is not a de Polignac number, because 61412444662555 - 2⁷ = 61412444662427 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 61412444662496 and 61412444662505.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 125331519475 + ... + 125331519964.

It is an arithmetic number, because the mean of its divisors is an integer number (7143896624040).

Almost surely, 2^{61412444662555} is an apocalyptic number.

61412444662555 is a deficient number, since it is larger than the sum of its proper divisors (24314314825925).

61412444662555 is a wasteful number, since it uses less digits than its factorization.

61412444662555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 250663039458 (or 250663039451 counting only the distinct ones).

The product of its digits is 27648000, while the sum is 55.

The spelling of 61412444662555 in words is "sixty-one trillion, four hundred twelve billion, four hundred forty-four million, six hundred sixty-two thousand, five hundred fifty-five".