16152221507 has 2 divisors, whose sum is σ = 16152221508. Its totient is φ = 16152221506.

The previous prime is 16152221473. The next prime is 16152221551. The reversal of 16152221507 is 70512225161.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 16152221507 - 2¹⁸ = 16151959363 is a prime.

It is a super-2 number, since 2×16152221507² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (16152221567) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8076110753 + 8076110754.

It is an arithmetic number, because the mean of its divisors is an integer number (8076110754).

Almost surely, 2^16152221507 is an apocalyptic number.

16152221507 is a deficient number, since it is larger than the sum of its proper divisors (1).

16152221507 is an equidigital number, since it uses as much as digits as its factorization.

16152221507 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8400, while the sum is 32.

Adding to 16152221507 its reverse (70512225161), we get a palindrome (86664446668).

The spelling of 16152221507 in words is "sixteen billion, one hundred fifty-two million, two hundred twenty-one thousand, five hundred seven".