10780216579 has 12 divisors (see below), whose sum is σ = 12546350712. Its totient is φ = 9223712960.

The previous prime is 10780216553. The next prime is 10780216597. The reversal of 10780216579 is 97561208701.

It is a happy number.

It is not a de Polignac number, because 10780216579 - 2²¹ = 10778119427 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10780216519) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2618317 + ... + 2622430.

It is an arithmetic number, because the mean of its divisors is an integer number (1045529226).

Almost surely, 2^10780216579 is an apocalyptic number.

10780216579 is a deficient number, since it is larger than the sum of its proper divisors (1766134133).

10780216579 is a wasteful number, since it uses less digits than its factorization.

10780216579 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5240786 (or 5240775 counting only the distinct ones).

The product of its (nonzero) digits is 211680, while the sum is 46.

The spelling of 10780216579 in words is "ten billion, seven hundred eighty million, two hundred sixteen thousand, five hundred seventy-nine".