997530759910 has 16 divisors (see below), whose sum is σ = 1853476509312. Its totient is φ = 386140939200.

The previous prime is 997530759871. The next prime is 997530759931. The reversal of 997530759910 is 19957035799.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1608920271 + ... + 1608920890.

It is an arithmetic number, because the mean of its divisors is an integer number (115842281832).

Almost surely, 2^997530759910 is an apocalyptic number.

997530759910 is a deficient number, since it is larger than the sum of its proper divisors (855945749402).

997530759910 is a wasteful number, since it uses less digits than its factorization.

997530759910 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3217841199.

The product of its (nonzero) digits is 24111675, while the sum is 64.

The spelling of 997530759910 in words is "nine hundred ninety-seven billion, five hundred thirty million, seven hundred fifty-nine thousand, nine hundred ten".