215053434416 has 10 divisors (see below), whose sum is σ = 416666029212. Its totient is φ = 107526717200.

The previous prime is 215053434413. The next prime is 215053434419. The reversal of 215053434416 is 614434350512.

It is an interprime number because it is at equal distance from previous prime (215053434413) and next prime (215053434419).

It is a super-2 number, since 2×215053434416² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 215053434416.

It is not an unprimeable number, because it can be changed into a prime (215053434413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6720419810 + ... + 6720419841.

Almost surely, 2^215053434416 is an apocalyptic number.

It is an amenable number.

215053434416 is a deficient number, since it is larger than the sum of its proper divisors (201612594796).

215053434416 is a wasteful number, since it uses less digits than its factorization.

215053434416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13440839659 (or 13440839653 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 38.

Adding to 215053434416 its reverse (614434350512), we get a palindrome (829487784928).

The spelling of 215053434416 in words is "two hundred fifteen billion, fifty-three million, four hundred thirty-four thousand, four hundred sixteen".