6139948474 has 32 divisors (see below), whose sum is σ = 10526164992. Its totient is φ = 2660526000.

The previous prime is 6139948453. The next prime is 6139948501. The reversal of 6139948474 is 4748499316.

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, 21492 + ... + 112879.

It is an arithmetic number, because the mean of its divisors is an integer number (328942656).

Almost surely, 2^6139948474 is an apocalyptic number.

6139948474 is a deficient number, since it is larger than the sum of its proper divisors (4386216518).

6139948474 is a wasteful number, since it uses less digits than its factorization.

6139948474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134482.

The product of its digits is 5225472, while the sum is 55.

The square root of 6139948474 is about 78357.8233107582. The cubic root of 6139948474 is about 1831.1401093240.

The spelling of 6139948474 in words is "six billion, one hundred thirty-nine million, nine hundred forty-eight thousand, four hundred seventy-four".