2665830550 has 24 divisors (see below), whose sum is σ = 5006594736. Its totient is φ = 1055977440.

The previous prime is 2665830547. The next prime is 2665830599. The reversal of 2665830550 is 550385662.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 253669 + ... + 263968.

It is an arithmetic number, because the mean of its divisors is an integer number (208608114).

Almost surely, 2^2665830550 is an apocalyptic number.

2665830550 is a deficient number, since it is larger than the sum of its proper divisors (2340764186).

2665830550 is a wasteful number, since it uses less digits than its factorization.

2665830550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 517752 (or 517747 counting only the distinct ones).

The product of its (nonzero) digits is 216000, while the sum is 40.

The square root of 2665830550 is about 51631.6816499327. The cubic root of 2665830550 is about 1386.5776008217.

The spelling of 2665830550 in words is "two billion, six hundred sixty-five million, eight hundred thirty thousand, five hundred fifty".