16152221415 has 64 divisors (see below), whose sum is σ = 28762159104. Its totient is φ = 7674240000.

The previous prime is 16152221413. The next prime is 16152221419. The reversal of 16152221415 is 51412225161.

It is not a de Polignac number, because 16152221415 - 2¹ = 16152221413 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16152221413) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2825410 + ... + 2831120.

It is an arithmetic number, because the mean of its divisors is an integer number (449408736).

Almost surely, 2^16152221415 is an apocalyptic number.

16152221415 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

16152221415 is a deficient number, since it is larger than the sum of its proper divisors (12609937689).

16152221415 is a wasteful number, since it uses less digits than its factorization.

16152221415 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6072.

The product of its digits is 4800, while the sum is 30.

Adding to 16152221415 its reverse (51412225161), we get a palindrome (67564446576).

The spelling of 16152221415 in words is "sixteen billion, one hundred fifty-two million, two hundred twenty-one thousand, four hundred fifteen".