15972829027 has 2 divisors, whose sum is σ = 15972829028. Its totient is φ = 15972829026.

The previous prime is 15972828961. The next prime is 15972829039. The reversal of 15972829027 is 72092827951.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 15972829027 - 2¹⁹ = 15972304739 is a prime.

It is not a weakly prime, because it can be changed into another prime (15972829057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7986414513 + 7986414514.

It is an arithmetic number, because the mean of its divisors is an integer number (7986414514).

Almost surely, 2^15972829027 is an apocalyptic number.

15972829027 is a deficient number, since it is larger than the sum of its proper divisors (1).

15972829027 is an equidigital number, since it uses as much as digits as its factorization.

15972829027 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1270080, while the sum is 52.

The spelling of 15972829027 in words is "fifteen billion, nine hundred seventy-two million, eight hundred twenty-nine thousand, twenty-seven".