785426923838 has 8 divisors (see below), whose sum is σ = 1192334848488. Its totient is φ = 387981974344.

The previous prime is 785426923823. The next prime is 785426923861. The reversal of 785426923838 is 838329624587.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2365743581 + ... + 2365743912.

It is an arithmetic number, because the mean of its divisors is an integer number (149041856061).

Almost surely, 2^785426923838 is an apocalyptic number.

785426923838 is a deficient number, since it is larger than the sum of its proper divisors (406907924650).

785426923838 is a wasteful number, since it uses less digits than its factorization.

785426923838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4731487578.

The product of its digits is 139345920, while the sum is 65.

The spelling of 785426923838 in words is "seven hundred eighty-five billion, four hundred twenty-six million, nine hundred twenty-three thousand, eight hundred thirty-eight".