8465448155 has 16 divisors (see below), whose sum is σ = 10281803040. Its totient is φ = 6690317568.

The previous prime is 8465448143. The next prime is 8465448217. The reversal of 8465448155 is 5518445648.

It is a cyclic number.

It is not a de Polignac number, because 8465448155 - 2⁶ = 8465448091 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 531944 + ... + 547626.

It is an arithmetic number, because the mean of its divisors is an integer number (642612690).

Almost surely, 2^8465448155 is an apocalyptic number.

8465448155 is a deficient number, since it is larger than the sum of its proper divisors (1816354885).

8465448155 is a wasteful number, since it uses less digits than its factorization.

8465448155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16990.

The product of its digits is 3072000, while the sum is 50.

The square root of 8465448155 is about 92007.8700709890. The cubic root of 8465448155 is about 2038.0585266955.

The spelling of 8465448155 in words is "eight billion, four hundred sixty-five million, four hundred forty-eight thousand, one hundred fifty-five".