6677478790 has 32 divisors (see below), whose sum is σ = 12770019360. Its totient is φ = 2505275904.

The previous prime is 6677478767. The next prime is 6677478791. The reversal of 6677478790 is 978747766.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6677478791) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17220 + ... + 116839.

It is an arithmetic number, because the mean of its divisors is an integer number (399063105).

Almost surely, 2^6677478790 is an apocalyptic number.

6677478790 is a deficient number, since it is larger than the sum of its proper divisors (6092540570).

6677478790 is a wasteful number, since it uses less digits than its factorization.

6677478790 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134376.

The product of its (nonzero) digits is 24893568, while the sum is 61.

The square root of 6677478790 is about 81715.8417321880. The cubic root of 6677478790 is about 1883.0889679726.

The spelling of 6677478790 in words is "six billion, six hundred seventy-seven million, four hundred seventy-eight thousand, seven hundred ninety".