66560445043602 has 16 divisors (see below), whose sum is σ = 133123757096352. Its totient is φ = 22186337179680.

The previous prime is 66560445043579. The next prime is 66560445043619. The reversal of 66560445043602 is 20634054406566.

It is a super-2 number, since 2×66560445043602² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 119156848 + ... + 119714139.

It is an arithmetic number, because the mean of its divisors is an integer number (8320234818522).

Almost surely, 2^{66560445043602} is an apocalyptic number.

66560445043602 is an abundant number, since it is smaller than the sum of its proper divisors (66563312052750).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

66560445043602 is a wasteful number, since it uses less digits than its factorization.

66560445043602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 238917433.

The product of its (nonzero) digits is 12441600, while the sum is 51.

The spelling of 66560445043602 in words is "sixty-six trillion, five hundred sixty billion, four hundred forty-five million, forty-three thousand, six hundred two".