9870199536 has 40 divisors (see below), whose sum is σ = 25580041344. Its totient is φ = 3279482560.

The previous prime is 9870199531. The next prime is 9870199571. The reversal of 9870199536 is 6359910789.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9870199531) 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, 315666 + ... + 345521.

Almost surely, 2^9870199536 is an apocalyptic number.

It is an amenable number.

9870199536 is an abundant number, since it is smaller than the sum of its proper divisors (15709841808).

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

9870199536 is a wasteful number, since it uses less digits than its factorization.

9870199536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 661509 (or 661503 counting only the distinct ones).

The product of its (nonzero) digits is 3674160, while the sum is 57.

The square root of 9870199536 is about 99348.8778799237. The cubic root of 9870199536 is about 2145.0725111734.

The spelling of 9870199536 in words is "nine billion, eight hundred seventy million, one hundred ninety-nine thousand, five hundred thirty-six".