9930849215590 has 64 divisors (see below), whose sum is σ = 18131149403136. Its totient is φ = 3915755546112.

The previous prime is 9930849215579. The next prime is 9930849215597. The reversal of 9930849215590 is 955129480399.

It is a super-2 number, since 2×9930849215590² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9930849215597) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 1172884537 + ... + 1172893003.

It is an arithmetic number, because the mean of its divisors is an integer number (283299209424).

Almost surely, 2^{9930849215590} is an apocalyptic number.

9930849215590 is a deficient number, since it is larger than the sum of its proper divisors (8200300187546).

9930849215590 is a wasteful number, since it uses less digits than its factorization.

9930849215590 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11533.

The product of its (nonzero) digits is 31492800, while the sum is 64.

The spelling of 9930849215590 in words is "nine trillion, nine hundred thirty billion, eight hundred forty-nine million, two hundred fifteen thousand, five hundred ninety".