4215254445 has 32 divisors (see below), whose sum is σ = 7533066240. Its totient is φ = 2236351680.

The previous prime is 4215254437. The next prime is 4215254447. The reversal of 4215254445 is 5444525124.

4215254445 is a `hidden beast` number, since 4 + 21 + 52 + 544 + 45 = 666.

It is not a de Polignac number, because 4215254445 - 2³ = 4215254437 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4215254447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 55954 + ... + 107523.

It is an arithmetic number, because the mean of its divisors is an integer number (235408320).

Almost surely, 2^4215254445 is an apocalyptic number.

4215254445 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

4215254445 is a deficient number, since it is larger than the sum of its proper divisors (3317811795).

4215254445 is a wasteful number, since it uses less digits than its factorization.

4215254445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163682 (or 163676 counting only the distinct ones).

The product of its digits is 128000, while the sum is 36.

The square root of 4215254445 is about 64924.9909125908. The cubic root of 4215254445 is about 1615.3796159892.

Adding to 4215254445 its reverse (5444525124), we get a palindrome (9659779569).

The spelling of 4215254445 in words is "four billion, two hundred fifteen million, two hundred fifty-four thousand, four hundred forty-five".