15932505601 has 2 divisors, whose sum is σ = 15932505602. Its totient is φ = 15932505600.

The previous prime is 15932505593. The next prime is 15932505619. The reversal of 15932505601 is 10650523951.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 15712873201 + 219632400 = 125351^2 + 14820^2 .

It is an emirp because it is prime and its reverse (10650523951) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 15932505601 - 2³ = 15932505593 is a prime.

It is not a weakly prime, because it can be changed into another prime (15932505661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7966252800 + 7966252801.

It is an arithmetic number, because the mean of its divisors is an integer number (7966252801).

Almost surely, 2^15932505601 is an apocalyptic number.

It is an amenable number.

15932505601 is a deficient number, since it is larger than the sum of its proper divisors (1).

15932505601 is an equidigital number, since it uses as much as digits as its factorization.

15932505601 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 40500, while the sum is 37.

The spelling of 15932505601 in words is "fifteen billion, nine hundred thirty-two million, five hundred five thousand, six hundred one".