10979965578 has 16 divisors (see below), whose sum is σ = 22668316416. Its totient is φ = 3541924320.

The previous prime is 10979965571. The next prime is 10979965597. The reversal of 10979965578 is 87556997901.

It is not an unprimeable number, because it can be changed into a prime (10979965571) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29515851 + ... + 29516222.

It is an arithmetic number, because the mean of its divisors is an integer number (1416769776).

Almost surely, 2^10979965578 is an apocalyptic number.

10979965578 is an abundant number, since it is smaller than the sum of its proper divisors (11688350838).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10979965578 is a wasteful number, since it uses less digits than its factorization.

10979965578 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59032109.

The product of its (nonzero) digits is 42865200, while the sum is 66.

The spelling of 10979965578 in words is "ten billion, nine hundred seventy-nine million, nine hundred sixty-five thousand, five hundred seventy-eight".