10765215647 has 2 divisors, whose sum is σ = 10765215648. Its totient is φ = 10765215646.

The previous prime is 10765215613. The next prime is 10765215691. The reversal of 10765215647 is 74651256701.

It is an a-pointer prime, because the next prime (10765215691) can be obtained adding 10765215647 to its sum of digits (44).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10765215647 - 2⁶ = 10765215583 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10765215598 and 10765215607.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10765215047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5382607823 + 5382607824.

It is an arithmetic number, because the mean of its divisors is an integer number (5382607824).

Almost surely, 2^10765215647 is an apocalyptic number.

10765215647 is a deficient number, since it is larger than the sum of its proper divisors (1).

10765215647 is an equidigital number, since it uses as much as digits as its factorization.

10765215647 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 352800, while the sum is 44.

The spelling of 10765215647 in words is "ten billion, seven hundred sixty-five million, two hundred fifteen thousand, six hundred forty-seven".