4211145155225 has 48 divisors (see below), whose sum is σ = 5380970179200. Its totient is φ = 3266867220480.

The previous prime is 4211145155201. The next prime is 4211145155227. The reversal of 4211145155225 is 5225515411124.

It is a de Polignac number, because none of the positive numbers 2^k-4211145155225 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4211145155227) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 413785337 + ... + 413795513.

It is an arithmetic number, because the mean of its divisors is an integer number (112103545400).

Almost surely, 2^{4211145155225} is an apocalyptic number.

It is an amenable number.

4211145155225 is a deficient number, since it is larger than the sum of its proper divisors (1169825023975).

4211145155225 is a wasteful number, since it uses less digits than its factorization.

4211145155225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11682 (or 11677 counting only the distinct ones).

The product of its digits is 80000, while the sum is 38.

The spelling of 4211145155225 in words is "four trillion, two hundred eleven billion, one hundred forty-five million, one hundred fifty-five thousand, two hundred twenty-five".