85916783426 has 8 divisors (see below), whose sum is σ = 128879416380. Its totient is φ = 42956977968.

The previous prime is 85916783401. The next prime is 85916783437. The reversal of 85916783426 is 62438761958.

It can be written as a sum of positive squares in 2 ways, for example, as 83781881401 + 2134902025 = 289451^2 + 46205^2 .

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

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, 629201 + ... + 753476.

Almost surely, 2^85916783426 is an apocalyptic number.

85916783426 is a deficient number, since it is larger than the sum of its proper divisors (42962632954).

85916783426 is a wasteful number, since it uses less digits than its factorization.

85916783426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1413748.

The product of its digits is 17418240, while the sum is 59.

The spelling of 85916783426 in words is "eighty-five billion, nine hundred sixteen million, seven hundred eighty-three thousand, four hundred twenty-six".