972506603535 has 16 divisors (see below), whose sum is σ = 1556022926304. Its totient is φ = 518666068352.

The previous prime is 972506603527. The next prime is 972506603557. The reversal of 972506603535 is 535306605279.

It is a cyclic number.

It is not a de Polignac number, because 972506603535 - 2³ = 972506603527 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3137809 + ... + 3433781.

It is an arithmetic number, because the mean of its divisors is an integer number (97251432894).

Almost surely, 2^972506603535 is an apocalyptic number.

972506603535 is a deficient number, since it is larger than the sum of its proper divisors (583516322769).

972506603535 is a wasteful number, since it uses less digits than its factorization.

972506603535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 515034.

The product of its (nonzero) digits is 5103000, while the sum is 51.

The spelling of 972506603535 in words is "nine hundred seventy-two billion, five hundred six million, six hundred three thousand, five hundred thirty-five".