2132687766 has 32 divisors (see below), whose sum is σ = 4660488576. Its totient is φ = 645248000.

The previous prime is 2132687761. The next prime is 2132687771. The reversal of 2132687766 is 6677862312.

It is an interprime number because it is at equal distance from previous prime (2132687761) and next prime (2132687771).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2132687761) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17101 + ... + 67511.

It is an arithmetic number, because the mean of its divisors is an integer number (145640268).

Almost surely, 2^2132687766 is an apocalyptic number.

2132687766 is an abundant number, since it is smaller than the sum of its proper divisors (2527800810).

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

2132687766 is a wasteful number, since it uses less digits than its factorization.

2132687766 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51068.

The product of its digits is 1016064, while the sum is 48.

The square root of 2132687766 is about 46181.0325350138. The cubic root of 2132687766 is about 1287.1893146223.

The spelling of 2132687766 in words is "two billion, one hundred thirty-two million, six hundred eighty-seven thousand, seven hundred sixty-six".