7182457903938 has 16 divisors (see below), whose sum is σ = 14368988692800. Its totient is φ = 2393473820496.

The previous prime is 7182457903891. The next prime is 7182457903969. The reversal of 7182457903938 is 8393097542817.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 169680613 + ... + 169722936.

It is an arithmetic number, because the mean of its divisors is an integer number (898061793300).

Almost surely, 2^{7182457903938} is an apocalyptic number.

7182457903938 is an abundant number, since it is smaller than the sum of its proper divisors (7186530788862).

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

7182457903938 is a wasteful number, since it uses less digits than its factorization.

7182457903938 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 339407081.

The product of its (nonzero) digits is 91445760, while the sum is 66.

The spelling of 7182457903938 in words is "seven trillion, one hundred eighty-two billion, four hundred fifty-seven million, nine hundred three thousand, nine hundred thirty-eight".