10765215563 has 2 divisors, whose sum is σ = 10765215564. Its totient is φ = 10765215562.

The previous prime is 10765215547. The next prime is 10765215583. The reversal of 10765215563 is 36551256701.

It is a weak prime.

It is an emirp because it is prime and its reverse (36551256701) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 10765215563 - 2⁴ = 10765215547 is a prime.

It is a super-2 number, since 2×10765215563² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 10765215563.

It is not a weakly prime, because it can be changed into another prime (10765215583) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5382607781 + 5382607782.

It is an arithmetic number, because the mean of its divisors is an integer number (5382607782).

Almost surely, 2^10765215563 is an apocalyptic number.

10765215563 is a deficient number, since it is larger than the sum of its proper divisors (1).

10765215563 is an equidigital number, since it uses as much as digits as its factorization.

10765215563 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 189000, while the sum is 41.

The spelling of 10765215563 in words is "ten billion, seven hundred sixty-five million, two hundred fifteen thousand, five hundred sixty-three".