78467677000 has 32 divisors (see below), whose sum is σ = 183614366520. Its totient is φ = 31387070400.

The previous prime is 78467676983. The next prime is 78467677009. The reversal of 78467677000 is 77676487.

It can be written as a sum of positive squares in 4 ways, for example, as 32485736644 + 45981940356 = 180238^2 + 214434^2 .

It is not an unprimeable number, because it can be changed into a prime (78467677009) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39232839 + ... + 39234838.

Almost surely, 2^78467677000 is an apocalyptic number.

It is an amenable number.

78467677000 is an abundant number, since it is smaller than the sum of its proper divisors (105146689520).

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

78467677000 is a wasteful number, since it uses less digits than its factorization.

78467677000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78467698 (or 78467684 counting only the distinct ones).

The product of its (nonzero) digits is 2765952, while the sum is 52.

The spelling of 78467677000 in words is "seventy-eight billion, four hundred sixty-seven million, six hundred seventy-seven thousand".