215354030552 has 16 divisors (see below), whose sum is σ = 403801316160. Its totient is φ = 107673679584.

The previous prime is 215354030453. The next prime is 215354030561. The reversal of 215354030552 is 255030453512.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 131048 + ... + 669239.

It is an arithmetic number, because the mean of its divisors is an integer number (25237582260).

Almost surely, 2^215354030552 is an apocalyptic number.

It is an amenable number.

215354030552 is a deficient number, since it is larger than the sum of its proper divisors (188447285608).

215354030552 is a wasteful number, since it uses less digits than its factorization.

215354030552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 833930 (or 833926 counting only the distinct ones).

The product of its (nonzero) digits is 90000, while the sum is 35.

The spelling of 215354030552 in words is "two hundred fifteen billion, three hundred fifty-four million, thirty thousand, five hundred fifty-two".