215388024104 has 16 divisors (see below), whose sum is σ = 440566413120. Its totient is φ = 97903647280.

The previous prime is 215388024101. The next prime is 215388024109. The reversal of 215388024104 is 401420883512.

It is not an unprimeable number, because it can be changed into a prime (215388024101) 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, 1223795504 + ... + 1223795679.

It is an arithmetic number, because the mean of its divisors is an integer number (27535400820).

Almost surely, 2^215388024104 is an apocalyptic number.

It is an amenable number.

215388024104 is an abundant number, since it is smaller than the sum of its proper divisors (225178389016).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

215388024104 is a wasteful number, since it uses less digits than its factorization.

215388024104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2447591200 (or 2447591196 counting only the distinct ones).

The product of its (nonzero) digits is 61440, while the sum is 38.

The spelling of 215388024104 in words is "two hundred fifteen billion, three hundred eighty-eight million, twenty-four thousand, one hundred four".