2666325402 has 48 divisors (see below), whose sum is σ = 6225153480. Its totient is φ = 819916416.

The previous prime is 2666325401. The next prime is 2666325419. The reversal of 2666325402 is 2045236662.

It can be written as a sum of positive squares in 4 ways, for example, as 2545303401 + 121022001 = 50451^2 + 11001^2 .

It is a super-2 number, since 2×2666325402² = 14218582298700923208, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2666325401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 678748 + ... + 682664.

Almost surely, 2^2666325402 is an apocalyptic number.

2666325402 is an abundant number, since it is smaller than the sum of its proper divisors (3558828078).

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

2666325402 is a wasteful number, since it uses less digits than its factorization.

2666325402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6847 (or 6844 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 36.

The square root of 2666325402 is about 51636.4735627831. The cubic root of 2666325402 is about 1386.6633912516.

The spelling of 2666325402 in words is "two billion, six hundred sixty-six million, three hundred twenty-five thousand, four hundred two".