6424479948 has 24 divisors (see below), whose sum is σ = 15033415600. Its totient is φ = 2135355840.

The previous prime is 6424479931. The next prime is 6424479977. The reversal of 6424479948 is 8499744246.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 762823 + ... + 771198.

Almost surely, 2^6424479948 is an apocalyptic number.

It is an amenable number.

6424479948 is an abundant number, since it is smaller than the sum of its proper divisors (8608935652).

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

6424479948 is a wasteful number, since it uses less digits than its factorization.

6424479948 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1534377 (or 1534375 counting only the distinct ones).

The product of its digits is 13934592, while the sum is 57.

The square root of 6424479948 is about 80152.8536485134. The cubic root of 6424479948 is about 1858.9997269389. Note that the first 3 decimals are identical.

The spelling of 6424479948 in words is "six billion, four hundred twenty-four million, four hundred seventy-nine thousand, nine hundred forty-eight".