15970339072 has 18 divisors (see below), whose sum is σ = 31878294518. Its totient is φ = 7985169408.

The previous prime is 15970339013. The next prime is 15970339093. The reversal of 15970339072 is 27093307951.

It can be written as a sum of positive squares in only one way, i.e., 11478122496 + 4492216576 = 107136^2 + 67024^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31191813 + ... + 31192324.

Almost surely, 2^15970339072 is an apocalyptic number.

It is an amenable number.

15970339072 is a deficient number, since it is larger than the sum of its proper divisors (15907955446).

15970339072 is an frugal number, since it uses more digits than its factorization.

15970339072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62384153 (or 62384139 counting only the distinct ones).

The product of its (nonzero) digits is 357210, while the sum is 46.

The spelling of 15970339072 in words is "fifteen billion, nine hundred seventy million, three hundred thirty-nine thousand, seventy-two".