215153330054 has 8 divisors (see below), whose sum is σ = 347555379360. Its totient is φ = 99301536936.

The previous prime is 215153330033. The next prime is 215153330057. The reversal of 215153330054 is 450033351512.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 215153330054.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (215153330057) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4137564014 + ... + 4137564065.

It is an arithmetic number, because the mean of its divisors is an integer number (43444422420).

Almost surely, 2^215153330054 is an apocalyptic number.

215153330054 is a deficient number, since it is larger than the sum of its proper divisors (132402049306).

215153330054 is a wasteful number, since it uses less digits than its factorization.

215153330054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8275128094.

The product of its (nonzero) digits is 27000, while the sum is 32.

Adding to 215153330054 its reverse (450033351512), we get a palindrome (665186681566).

The spelling of 215153330054 in words is "two hundred fifteen billion, one hundred fifty-three million, three hundred thirty thousand, fifty-four".