9973748715 has 32 divisors (see below), whose sum is σ = 18243019776. Its totient is φ = 4558101120.

The previous prime is 9973748711. The next prime is 9973748747. The reversal of 9973748715 is 5178473799.

It is not a de Polignac number, because 9973748715 - 2² = 9973748711 is a prime.

It is not an unprimeable number, because it can be changed into a prime (9973748711) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 410394 + ... + 434016.

It is an arithmetic number, because the mean of its divisors is an integer number (570094368).

Almost surely, 2^9973748715 is an apocalyptic number.

9973748715 is a deficient number, since it is larger than the sum of its proper divisors (8269271061).

9973748715 is a wasteful number, since it uses less digits than its factorization.

9973748715 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27659.

The product of its digits is 13335840, while the sum is 60.

The square root of 9973748715 is about 99868.6573205027. The cubic root of 9973748715 is about 2152.5478153359.

The spelling of 9973748715 in words is "nine billion, nine hundred seventy-three million, seven hundred forty-eight thousand, seven hundred fifteen".