85038487398 has 24 divisors (see below), whose sum is σ = 184300389936. Its totient is φ = 28338418800.

The previous prime is 85038487361. The next prime is 85038487423. The reversal of 85038487398 is 89378483058.

It is a congruent number.

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 11 ways as a sum of consecutive naturals, for example, 577393 + ... + 709548.

It is an arithmetic number, because the mean of its divisors is an integer number (7679182914).

Almost surely, 2^85038487398 is an apocalyptic number.

85038487398 is an abundant number, since it is smaller than the sum of its proper divisors (99261902538).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

85038487398 is a wasteful number, since it uses less digits than its factorization.

85038487398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1290620 (or 1290617 counting only the distinct ones).

The product of its (nonzero) digits is 46448640, while the sum is 63.

The spelling of 85038487398 in words is "eighty-five billion, thirty-eight million, four hundred eighty-seven thousand, three hundred ninety-eight".