4215223550 has 12 divisors (see below), whose sum is σ = 7840315896. Its totient is φ = 1686089400.

The previous prime is 4215223517. The next prime is 4215223567. The reversal of 4215223550 is 553225124.

It is a congruent number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 42152186 + ... + 42152285.

It is an arithmetic number, because the mean of its divisors is an integer number (653359658).

Almost surely, 2^4215223550 is an apocalyptic number.

4215223550 is a deficient number, since it is larger than the sum of its proper divisors (3625092346).

4215223550 is a wasteful number, since it uses less digits than its factorization.

4215223550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84304483 (or 84304478 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 29.

The square root of 4215223550 is about 64924.7529837426. The cubic root of 4215223550 is about 1615.3756694283.

Adding to 4215223550 its reverse (553225124), we get a palindrome (4768448674).

The spelling of 4215223550 in words is "four billion, two hundred fifteen million, two hundred twenty-three thousand, five hundred fifty".