8273783465 has 8 divisors (see below), whose sum is σ = 10512572040. Its totient is φ = 6229672192.

The previous prime is 8273783447. The next prime is 8273783473. The reversal of 8273783465 is 5643873728.

It can be written as a sum of positive squares in 4 ways, for example, as 1821838489 + 6451944976 = 42683^2 + 80324^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 8273783465 - 2¹² = 8273779369 is a prime.

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, 48669230 + ... + 48669399.

It is an arithmetic number, because the mean of its divisors is an integer number (1314071505).

Almost surely, 2^8273783465 is an apocalyptic number.

8273783465 is a gapful number since it is divisible by the number (85) formed by its first and last digit.

It is an amenable number.

8273783465 is a deficient number, since it is larger than the sum of its proper divisors (2238788575).

8273783465 is a wasteful number, since it uses less digits than its factorization.

8273783465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97338651.

The product of its digits is 6773760, while the sum is 53.

The square root of 8273783465 is about 90960.3400664268. The cubic root of 8273783465 is about 2022.5598583313.

The spelling of 8273783465 in words is "eight billion, two hundred seventy-three million, seven hundred eighty-three thousand, four hundred sixty-five".