766552086 has 40 divisors (see below), whose sum is σ = 1719226080. Its totient is φ = 255282192.

The previous prime is 766552069. The next prime is 766552121. The reversal of 766552086 is 680255667.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 334035 + ... + 336321.

It is an arithmetic number, because the mean of its divisors is an integer number (42980652).

Almost surely, 2^766552086 is an apocalyptic number.

766552086 is an abundant number, since it is smaller than the sum of its proper divisors (952673994).

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

766552086 is a wasteful number, since it uses less digits than its factorization.

766552086 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4370 (or 4361 counting only the distinct ones).

The product of its (nonzero) digits is 604800, while the sum is 45.

The square root of 766552086 is about 27686.6770487179. The cubic root of 766552086 is about 915.1955292968.

The spelling of 766552086 in words is "seven hundred sixty-six million, five hundred fifty-two thousand, eighty-six".