994655880 has 48 divisors (see below), whose sum is σ = 3232632780. Its totient is φ = 265241472.

The previous prime is 994655821. The next prime is 994655887. The reversal of 994655880 is 88556499.

It is a happy number.

994655880 is a `hidden beast` number, since 9 + 9 + 4 + 6 + 558 + 80 = 666.

994655880 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 958150116 + 36505764 = 30954^2 + 6042^2 .

It is not an unprimeable number, because it can be changed into a prime (994655887) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1381107 + ... + 1381826.

Almost surely, 2^994655880 is an apocalyptic number.

994655880 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is an amenable number.

994655880 is an abundant number, since it is smaller than the sum of its proper divisors (2237976900).

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

994655880 is a wasteful number, since it uses less digits than its factorization.

994655880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2762950 (or 2762943 counting only the distinct ones).

The product of its (nonzero) digits is 3110400, while the sum is 54.

The square root of 994655880 is about 31538.1654507677. The cubic root of 994655880 is about 998.2154439207.

The spelling of 994655880 in words is "nine hundred ninety-four million, six hundred fifty-five thousand, eight hundred eighty".