2665532376 has 96 divisors (see below), whose sum is σ = 8112555360. Its totient is φ = 784498176.

The previous prime is 2665532369. The next prime is 2665532381. The reversal of 2665532376 is 6732355662.

2665532376 is a `hidden beast` number, since 2 + 6 + 6 + 553 + 23 + 76 = 666.

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 23 ways as a sum of consecutive naturals, for example, 40381 + ... + 83436.

It is an arithmetic number, because the mean of its divisors is an integer number (84505785).

Almost surely, 2^2665532376 is an apocalyptic number.

2665532376 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

2665532376 is an abundant number, since it is smaller than the sum of its proper divisors (5447022984).

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

2665532376 is a wasteful number, since it uses less digits than its factorization.

2665532376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123865 (or 123858 counting only the distinct ones).

The product of its digits is 1360800, while the sum is 45.

The square root of 2665532376 is about 51628.7940591294. The cubic root of 2665532376 is about 1386.5259025114.

The spelling of 2665532376 in words is "two billion, six hundred sixty-five million, five hundred thirty-two thousand, three hundred seventy-six".