8740484257761 has 27 divisors (see below), whose sum is σ = 12843525226129. Its totient is φ = 5727884025192.

The previous prime is 8740484257733. The next prime is 8740484257789. The reversal of 8740484257761 is 1677524840478.

The square root of 8740484257761 is 2956431.

It is a perfect power (a square), and thus also a powerful number.

8740484257761 is a `hidden beast` number, since 8 + 7 + 4 + 0 + 484 + 25 + 77 + 61 = 666.

It is an interprime number because it is at equal distance from previous prime (8740484257733) and next prime (8740484257789).

It is a de Polignac number, because none of the positive numbers 2^k-8740484257761 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8740484257961) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 523279936 + ... + 523296638.

Almost surely, 2^{8740484257761} is an apocalyptic number.

8740484257761 is the 2956431-st square number.

8740484257761 is the 1478216-th centered octagonal number.

It is an amenable number.

8740484257761 is a deficient number, since it is larger than the sum of its proper divisors (4103040968368).

8740484257761 is an frugal number, since it uses more digits than its factorization.

8740484257761 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33530 (or 16765 counting only the distinct ones).

The product of its (nonzero) digits is 84295680, while the sum is 63.

The spelling of 8740484257761 in words is "eight trillion, seven hundred forty billion, four hundred eighty-four million, two hundred fifty-seven thousand, seven hundred sixty-one".