78086133766 has 8 divisors (see below), whose sum is σ = 123293895480. Its totient is φ = 36988168608.

The previous prime is 78086133743. The next prime is 78086133793. The reversal of 78086133766 is 66733168087.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1027449091 + ... + 1027449166.

It is an arithmetic number, because the mean of its divisors is an integer number (15411736935).

Almost surely, 2^78086133766 is an apocalyptic number.

78086133766 is a deficient number, since it is larger than the sum of its proper divisors (45207761714).

78086133766 is a wasteful number, since it uses less digits than its factorization.

78086133766 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2054898278.

The product of its (nonzero) digits is 6096384, while the sum is 55.

The spelling of 78086133766 in words is "seventy-eight billion, eighty-six million, one hundred thirty-three thousand, seven hundred sixty-six".