9858465155 has 64 divisors (see below), whose sum is σ = 16120995840. Its totient is φ = 5597337600.

The previous prime is 9858465083. The next prime is 9858465167. The reversal of 9858465155 is 5515648589.

It is a happy number.

9858465155 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 9858465155 - 2¹² = 9858461059 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 9858465155.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 178601 + ... + 227189.

It is an arithmetic number, because the mean of its divisors is an integer number (251890560).

Almost surely, 2^9858465155 is an apocalyptic number.

9858465155 is a deficient number, since it is larger than the sum of its proper divisors (6262530685).

9858465155 is a wasteful number, since it uses less digits than its factorization.

9858465155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48660.

The product of its digits is 8640000, while the sum is 56.

The square root of 9858465155 is about 99289.8038823725. The cubic root of 9858465155 is about 2144.2221035171. Note that the first 3 decimals are identical.

The spelling of 9858465155 in words is "nine billion, eight hundred fifty-eight million, four hundred sixty-five thousand, one hundred fifty-five".