9750958505 has 4 divisors (see below), whose sum is σ = 11701150212. Its totient is φ = 7800766800.

The previous prime is 9750958489. The next prime is 9750958507. The reversal of 9750958505 is 5058590579.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5058590579 = 7 ⋅722655797.

It can be written as a sum of positive squares in 2 ways, for example, as 3114086416 + 6636872089 = 55804^2 + 81467^2 .

It is not a de Polignac number, because 9750958505 - 2⁴ = 9750958489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9750958507) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 975095846 + ... + 975095855.

It is an arithmetic number, because the mean of its divisors is an integer number (2925287553).

Almost surely, 2^9750958505 is an apocalyptic number.

It is an amenable number.

9750958505 is a deficient number, since it is larger than the sum of its proper divisors (1950191707).

9750958505 is a wasteful number, since it uses less digits than its factorization.

9750958505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1950191706.

The product of its (nonzero) digits is 2835000, while the sum is 53.

The square root of 9750958505 is about 98746.9417501119. The cubic root of 9750958505 is about 2136.3993447894.

The spelling of 9750958505 in words is "nine billion, seven hundred fifty million, nine hundred fifty-eight thousand, five hundred five".