8145400275 has 18 divisors (see below), whose sum is σ = 14589317340. Its totient is φ = 4344213360.

The previous prime is 8145400271. The next prime is 8145400321. The reversal of 8145400275 is 5720045418.

It is not a de Polignac number, because 8145400275 - 2² = 8145400271 is a prime.

It is not an unprimeable number, because it can be changed into a prime (8145400271) by changing a digit.

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 17 ways as a sum of consecutive naturals, for example, 18100665 + ... + 18101114.

It is an arithmetic number, because the mean of its divisors is an integer number (810517630).

Almost surely, 2^8145400275 is an apocalyptic number.

8145400275 is a deficient number, since it is larger than the sum of its proper divisors (6443917065).

8145400275 is a wasteful number, since it uses less digits than its factorization.

8145400275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36201795 (or 36201787 counting only the distinct ones).

The product of its (nonzero) digits is 44800, while the sum is 36.

The square root of 8145400275 is about 90251.8713102393. The cubic root of 8145400275 is about 2012.0440148462.

The spelling of 8145400275 in words is "eight billion, one hundred forty-five million, four hundred thousand, two hundred seventy-five".