6380239418 has 16 divisors (see below), whose sum is σ = 11100801984. Its totient is φ = 2693576160.

The previous prime is 6380239297. The next prime is 6380239427. The reversal of 6380239418 is 8149320836.

It is a Curzon 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, 3400043 + ... + 3401918.

It is an arithmetic number, because the mean of its divisors is an integer number (693800124).

Almost surely, 2^6380239418 is an apocalyptic number.

6380239418 is a deficient number, since it is larger than the sum of its proper divisors (4720562566).

6380239418 is a wasteful number, since it uses less digits than its factorization.

6380239418 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6802037.

The product of its (nonzero) digits is 248832, while the sum is 44.

The square root of 6380239418 is about 79876.4008828640. The cubic root of 6380239418 is about 1854.7227197477.

The spelling of 6380239418 in words is "six billion, three hundred eighty million, two hundred thirty-nine thousand, four hundred eighteen".