66260504415245 has 32 divisors (see below), whose sum is σ = 94904869847040. Its totient is φ = 43422546657600.

The previous prime is 66260504415221. The next prime is 66260504415257. The reversal of 66260504415245 is 54251440506266.

It is not a de Polignac number, because 66260504415245 - 2¹⁸ = 66260504153101 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 66260504415193 and 66260504415202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 34829825 + ... + 36682934.

It is an arithmetic number, because the mean of its divisors is an integer number (2965777182720).

Almost surely, 2^{66260504415245} is an apocalyptic number.

It is an amenable number.

66260504415245 is a deficient number, since it is larger than the sum of its proper divisors (28644365431795).

66260504415245 is a wasteful number, since it uses less digits than its factorization.

66260504415245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71513945.

The product of its (nonzero) digits is 6912000, while the sum is 50.

The spelling of 66260504415245 in words is "sixty-six trillion, two hundred sixty billion, five hundred four million, four hundred fifteen thousand, two hundred forty-five".