7783675138 has 8 divisors (see below), whose sum is σ = 11687393088. Its totient is φ = 3887877444.

The previous prime is 7783675129. The next prime is 7783675169. The reversal of 7783675138 is 8315763877.

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

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, 1977606 + ... + 1981537.

It is an arithmetic number, because the mean of its divisors is an integer number (1460924136).

Almost surely, 2^7783675138 is an apocalyptic number.

7783675138 is a deficient number, since it is larger than the sum of its proper divisors (3903717950).

7783675138 is a wasteful number, since it uses less digits than its factorization.

7783675138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3960128.

The product of its digits is 5927040, while the sum is 55.

The square root of 7783675138 is about 88225.1389230983. The cubic root of 7783675138 is about 1981.8079546316.

The spelling of 7783675138 in words is "seven billion, seven hundred eighty-three million, six hundred seventy-five thousand, one hundred thirty-eight".