859949187339 has 16 divisors (see below), whose sum is σ = 1259834002560. Its totient is φ = 517431816960.

The previous prime is 859949187311. The next prime is 859949187367. The reversal of 859949187339 is 933781949958.

It is an interprime number because it is at equal distance from previous prime (859949187311) and next prime (859949187367).

It is not a de Polignac number, because 859949187339 - 2²¹ = 859947090187 is a prime.

It is not an unprimeable number, because it can be changed into a prime (859949180339) 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, 93733062 + ... + 93742235.

It is an arithmetic number, because the mean of its divisors is an integer number (78739625160).

Almost surely, 2^859949187339 is an apocalyptic number.

859949187339 is a deficient number, since it is larger than the sum of its proper divisors (399884815221).

859949187339 is a wasteful number, since it uses less digits than its factorization.

859949187339 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 187475450.

The product of its digits is 529079040, while the sum is 75.

The spelling of 859949187339 in words is "eight hundred fifty-nine billion, nine hundred forty-nine million, one hundred eighty-seven thousand, three hundred thirty-nine".