61416260788511 has 2 divisors, whose sum is σ = 61416260788512. Its totient is φ = 61416260788510.

The previous prime is 61416260788507. The next prime is 61416260788591. The reversal of 61416260788511 is 11588706261416.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 61416260788511 - 2² = 61416260788507 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (61416260788591) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30708130394255 + 30708130394256.

It is an arithmetic number, because the mean of its divisors is an integer number (30708130394256).

Almost surely, 2^{61416260788511} is an apocalyptic number.

61416260788511 is a deficient number, since it is larger than the sum of its proper divisors (1).

61416260788511 is an equidigital number, since it uses as much as digits as its factorization.

61416260788511 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3870720, while the sum is 56.

The spelling of 61416260788511 in words is "sixty-one trillion, four hundred sixteen billion, two hundred sixty million, seven hundred eighty-eight thousand, five hundred eleven".