10961975915 has 16 divisors (see below), whose sum is σ = 14492311776. Its totient is φ = 7893408000.

The previous prime is 10961975909. The next prime is 10961976001. The reversal of 10961975915 is 51957916901.

It is not a de Polignac number, because 10961975915 - 2¹⁴ = 10961959531 is a prime.

It is a super-2 number, since 2×10961975915² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 981122 + ... + 992231.

It is an arithmetic number, because the mean of its divisors is an integer number (905769486).

Almost surely, 2^10961975915 is an apocalyptic number.

10961975915 is a deficient number, since it is larger than the sum of its proper divisors (3530335861).

10961975915 is a wasteful number, since it uses less digits than its factorization.

10961975915 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1973470.

The product of its (nonzero) digits is 765450, while the sum is 53.

The spelling of 10961975915 in words is "ten billion, nine hundred sixty-one million, nine hundred seventy-five thousand, nine hundred fifteen".