215424605355 has 16 divisors (see below), whose sum is σ = 344785469184. Its totient is φ = 114857756000.

The previous prime is 215424605329. The next prime is 215424605377. The reversal of 215424605355 is 553506424512.

It is not a de Polignac number, because 215424605355 - 2¹⁶ = 215424539819 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2160039 + ... + 2257568.

It is an arithmetic number, because the mean of its divisors is an integer number (21549091824).

Almost surely, 2^215424605355 is an apocalyptic number.

215424605355 is a deficient number, since it is larger than the sum of its proper divisors (129360863829).

215424605355 is a wasteful number, since it uses less digits than its factorization.

215424605355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4420866.

The product of its (nonzero) digits is 720000, while the sum is 42.

The spelling of 215424605355 in words is "two hundred fifteen billion, four hundred twenty-four million, six hundred five thousand, three hundred fifty-five".