1266022612602 has 96 divisors (see below), whose sum is σ = 3010230812160. Its totient is φ = 381364640160.

The previous prime is 1266022612601. The next prime is 1266022612633. The reversal of 1266022612602 is 2062162206621.

1266022612602 is a `hidden beast` number, since 1 + 2 + 6 + 602 + 26 + 1 + 26 + 0 + 2 = 666.

It is not an unprimeable number, because it can be changed into a prime (1266022612601) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 29598043 + ... + 29640785.

It is an arithmetic number, because the mean of its divisors is an integer number (31356570960).

Almost surely, 2^{1266022612602} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1266022612602, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1505115406080).

1266022612602 is an abundant number, since it is smaller than the sum of its proper divisors (1744208199558).

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

1266022612602 is a wasteful number, since it uses less digits than its factorization.

1266022612602 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43648 (or 43645 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 36.

The spelling of 1266022612602 in words is "one trillion, two hundred sixty-six billion, twenty-two million, six hundred twelve thousand, six hundred two".