920678066 has 32 divisors (see below), whose sum is σ = 1738533888. Its totient is φ = 355217040.

The previous prime is 920677931. The next prime is 920678107. The reversal of 920678066 is 660876029.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13160 + ... + 44883.

It is an arithmetic number, because the mean of its divisors is an integer number (54329184).

Almost surely, 2^920678066 is an apocalyptic number.

920678066 is a deficient number, since it is larger than the sum of its proper divisors (817855822).

920678066 is a wasteful number, since it uses less digits than its factorization.

920678066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58166.

The product of its (nonzero) digits is 217728, while the sum is 44.

The square root of 920678066 is about 30342.6773044173. The cubic root of 920678066 is about 972.8277093576.

The spelling of 920678066 in words is "nine hundred twenty million, six hundred seventy-eight thousand, sixty-six".