5570861094666 has 96 divisors (see below), whose sum is σ = 14414079633408. Its totient is φ = 1520376596640.

The previous prime is 5570861094647. The next prime is 5570861094677. The reversal of 5570861094666 is 6664901680755.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 784761 + ... + 3428931.

It is an arithmetic number, because the mean of its divisors is an integer number (150146662848).

Almost surely, 2^{5570861094666} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5570861094666, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7207039816704).

5570861094666 is an abundant number, since it is smaller than the sum of its proper divisors (8843218538742).

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

5570861094666 is a wasteful number, since it uses less digits than its factorization.

5570861094666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2644936 (or 2644933 counting only the distinct ones).

The product of its (nonzero) digits is 65318400, while the sum is 63.

The spelling of 5570861094666 in words is "five trillion, five hundred seventy billion, eight hundred sixty-one million, ninety-four thousand, six hundred sixty-six".