8385769461 has 8 divisors (see below), whose sum is σ = 11315737440. Its totient is φ = 5523157232.

The previous prime is 8385769451. The next prime is 8385769471. The reversal of 8385769461 is 1649675838.

It is an interprime number because it is at equal distance from previous prime (8385769451) and next prime (8385769471).

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8385769461 is a prime.

It is a super-2 number, since 2×8385769461² (a number of 21 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8385769451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16838646 + ... + 16839143.

It is an arithmetic number, because the mean of its divisors is an integer number (1414467180).

Almost surely, 2^8385769461 is an apocalyptic number.

It is an amenable number.

8385769461 is a deficient number, since it is larger than the sum of its proper divisors (2929967979).

8385769461 is a wasteful number, since it uses less digits than its factorization.

8385769461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33677875.

The product of its digits is 8709120, while the sum is 57.

The square root of 8385769461 is about 91573.8470361489. The cubic root of 8385769461 is about 2031.6441387492.

The spelling of 8385769461 in words is "eight billion, three hundred eighty-five million, seven hundred sixty-nine thousand, four hundred sixty-one".