6398091948 has 96 divisors (see below), whose sum is σ = 15987476736. Its totient is φ = 1988243712.

The previous prime is 6398091923. The next prime is 6398091961. The reversal of 6398091948 is 8491908936.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1008715 + ... + 1015037.

It is an arithmetic number, because the mean of its divisors is an integer number (166536216).

Almost surely, 2^6398091948 is an apocalyptic number.

It is an amenable number.

6398091948 is an abundant number, since it is smaller than the sum of its proper divisors (9589384788).

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

6398091948 is a wasteful number, since it uses less digits than its factorization.

6398091948 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6463 (or 6461 counting only the distinct ones).

The product of its (nonzero) digits is 3359232, while the sum is 57.

The square root of 6398091948 is about 79988.0737860339. The cubic root of 6398091948 is about 1856.4510069215.

The spelling of 6398091948 in words is "six billion, three hundred ninety-eight million, ninety-one thousand, nine hundred forty-eight".