2666003970 has 64 divisors (see below), whose sum is σ = 7317755136. Its totient is φ = 608931840.

The previous prime is 2666003953. The next prime is 2666003987. The reversal of 2666003970 is 793006662.

It is an interprime number because it is at equal distance from previous prime (2666003953) and next prime (2666003987).

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 352630 + ... + 360110.

It is an arithmetic number, because the mean of its divisors is an integer number (114339924).

Almost surely, 2^2666003970 is an apocalyptic number.

2666003970 is an abundant number, since it is smaller than the sum of its proper divisors (4651751166).

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

2666003970 is a wasteful number, since it uses less digits than its factorization.

2666003970 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9195.

The product of its (nonzero) digits is 81648, while the sum is 39.

The square root of 2666003970 is about 51633.3610178536. The cubic root of 2666003970 is about 1386.6076671330.

The spelling of 2666003970 in words is "two billion, six hundred sixty-six million, three thousand, nine hundred seventy".