3972532930497 has 6 divisors (see below), whose sum is σ = 5738103121842. Its totient is φ = 2648355286992.

The previous prime is 3972532930451. The next prime is 3972532930511. The reversal of 3972532930497 is 7940392352793.

3972532930497 is a `hidden beast` number, since 3 + 9 + 7 + 2 + 53 + 2 + 93 + 0 + 497 = 666.

It can be written as a sum of positive squares in only one way, i.e., 3548856913281 + 423676017216 = 1883841^2 + 650904^2 .

It is not a de Polignac number, because 3972532930497 - 2¹⁰ = 3972532929473 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3972532930097) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 220696273908 + ... + 220696273925.

It is an arithmetic number, because the mean of its divisors is an integer number (956350520307).

Almost surely, 2^{3972532930497} is an apocalyptic number.

It is an amenable number.

3972532930497 is a deficient number, since it is larger than the sum of its proper divisors (1765570191345).

3972532930497 is a wasteful number, since it uses less digits than its factorization.

3972532930497 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 441392547839 (or 441392547836 counting only the distinct ones).

The product of its (nonzero) digits is 77157360, while the sum is 63.

The spelling of 3972532930497 in words is "three trillion, nine hundred seventy-two billion, five hundred thirty-two million, nine hundred thirty thousand, four hundred ninety-seven".