849878758590 has 64 divisors (see below), whose sum is σ = 2042275023360. Its totient is φ = 226349424000.

The previous prime is 849878758577. The next prime is 849878758591. The reversal of 849878758590 is 95857878948.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (849878758591) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 96495967 + ... + 96504773.

It is an arithmetic number, because the mean of its divisors is an integer number (31910547240).

Almost surely, 2^849878758590 is an apocalyptic number.

849878758590 is an abundant number, since it is smaller than the sum of its proper divisors (1192396264770).

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

849878758590 is a wasteful number, since it uses less digits than its factorization.

849878758590 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12497.

The product of its (nonzero) digits is 1625702400, while the sum is 78.

The spelling of 849878758590 in words is "eight hundred forty-nine billion, eight hundred seventy-eight million, seven hundred fifty-eight thousand, five hundred ninety".