9930801155 has 32 divisors (see below), whose sum is σ = 13700448000. Its totient is φ = 6834326400.

The previous prime is 9930801131. The next prime is 9930801173. The reversal of 9930801155 is 5511080399.

It is not a de Polignac number, because 9930801155 - 2¹⁸ = 9930539011 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 978296 + ... + 988394.

It is an arithmetic number, because the mean of its divisors is an integer number (428139000).

Almost surely, 2^9930801155 is an apocalyptic number.

9930801155 is a gapful number since it is divisible by the number (95) formed by its first and last digit.

9930801155 is a deficient number, since it is larger than the sum of its proper divisors (3769646845).

9930801155 is a wasteful number, since it uses less digits than its factorization.

9930801155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11075.

The product of its (nonzero) digits is 48600, while the sum is 41.

The square root of 9930801155 is about 99653.4051349978. The cubic root of 9930801155 is about 2149.4537032792.

The spelling of 9930801155 in words is "nine billion, nine hundred thirty million, eight hundred one thousand, one hundred fifty-five".