7839101380 has 48 divisors (see below), whose sum is σ = 18028676736. Its totient is φ = 2839470080.

The previous prime is 7839101359. The next prime is 7839101381. The reversal of 7839101380 is 831019387.

It is a super-2 number, since 2×7839101380² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (7839101381) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12784 + ... + 125863.

It is an arithmetic number, because the mean of its divisors is an integer number (375597432).

Almost surely, 2^7839101380 is an apocalyptic number.

It is an amenable number.

7839101380 is an abundant number, since it is smaller than the sum of its proper divisors (10189575356).

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

7839101380 is a wasteful number, since it uses less digits than its factorization.

7839101380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138924 (or 138922 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 40.

The square root of 7839101380 is about 88538.6999001002. The cubic root of 7839101380 is about 1986.5008734493.

The spelling of 7839101380 in words is "seven billion, eight hundred thirty-nine million, one hundred one thousand, three hundred eighty".