6393372471394 has 16 divisors (see below), whose sum is σ = 9702914115960. Its totient is φ = 3159105558400.

The previous prime is 6393372471383. The next prime is 6393372471463. The reversal of 6393372471394 is 4931742733936.

It can be written as a sum of positive squares in 4 ways, for example, as 5139230058169 + 1254142413225 = 2266987^2 + 1119885^2 .

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, 9108709 + ... + 9785464.

Almost surely, 2^{6393372471394} is an apocalyptic number.

6393372471394 is a deficient number, since it is larger than the sum of its proper divisors (3309541644566).

6393372471394 is a wasteful number, since it uses less digits than its factorization.

6393372471394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18896165.

The product of its digits is 61725888, while the sum is 61.

The spelling of 6393372471394 in words is "six trillion, three hundred ninety-three billion, three hundred seventy-two million, four hundred seventy-one thousand, three hundred ninety-four".