215423335532 has 24 divisors (see below), whose sum is σ = 378365374464. Its totient is φ = 107319215952.

The previous prime is 215423335499. The next prime is 215423335553. The reversal of 215423335532 is 235533324512.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3266993 + ... + 3332279.

It is an arithmetic number, because the mean of its divisors is an integer number (15765223936).

Almost surely, 2^215423335532 is an apocalyptic number.

It is an amenable number.

215423335532 is a deficient number, since it is larger than the sum of its proper divisors (162942038932).

215423335532 is a wasteful number, since it uses less digits than its factorization.

215423335532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68285 (or 68283 counting only the distinct ones).

The product of its digits is 324000, while the sum is 38.

The spelling of 215423335532 in words is "two hundred fifteen billion, four hundred twenty-three million, three hundred thirty-five thousand, five hundred thirty-two".