85829440737 has 8 divisors (see below), whose sum is σ = 114443764960. Its totient is φ = 57217371840.

The previous prime is 85829440733. The next prime is 85829440751. The reversal of 85829440737 is 73704492858.

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

It is not a de Polignac number, because 85829440737 - 2² = 85829440733 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (85829440733) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 472939 + ... + 628752.

It is an arithmetic number, because the mean of its divisors is an integer number (14305470620).

Almost surely, 2^85829440737 is an apocalyptic number.

It is an amenable number.

85829440737 is a deficient number, since it is larger than the sum of its proper divisors (28614324223).

85829440737 is a wasteful number, since it uses less digits than its factorization.

85829440737 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1127663.

The product of its (nonzero) digits is 13547520, while the sum is 57.

The spelling of 85829440737 in words is "eighty-five billion, eight hundred twenty-nine million, four hundred forty thousand, seven hundred thirty-seven".