97497999015 has 32 divisors (see below), whose sum is σ = 157875298560. Its totient is φ = 51373698816.

The previous prime is 97497998981. The next prime is 97497999029. The reversal of 97497999015 is 51099979479.

It is not a de Polignac number, because 97497999015 - 2¹⁹ = 97497474727 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1684344 + ... + 1741266.

It is an arithmetic number, because the mean of its divisors is an integer number (4933603080).

Almost surely, 2^97497999015 is an apocalyptic number.

97497999015 is a deficient number, since it is larger than the sum of its proper divisors (60377299545).

97497999015 is a wasteful number, since it uses less digits than its factorization.

97497999015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58303.

The product of its (nonzero) digits is 57868020, while the sum is 69.

The spelling of 97497999015 in words is "ninety-seven billion, four hundred ninety-seven million, nine hundred ninety-nine thousand, fifteen".