10977277761 has 8 divisors (see below), whose sum is σ = 16262633760. Its totient is φ = 7318185156.

The previous prime is 10977277741. The next prime is 10977277783. The reversal of 10977277761 is 16777277901.

It is a happy number.

It is not a de Polignac number, because 10977277761 - 2¹⁴ = 10977261377 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 10977277698 and 10977277707.

It is not an unprimeable number, because it can be changed into a prime (10977277741) 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, 203282895 + ... + 203282948.

It is an arithmetic number, because the mean of its divisors is an integer number (2032829220).

Almost surely, 2^10977277761 is an apocalyptic number.

It is an amenable number.

10977277761 is a deficient number, since it is larger than the sum of its proper divisors (5285355999).

10977277761 is an equidigital number, since it uses as much as digits as its factorization.

10977277761 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 406565852 (or 406565846 counting only the distinct ones).

The product of its (nonzero) digits is 1815156, while the sum is 54.

The spelling of 10977277761 in words is "ten billion, nine hundred seventy-seven million, two hundred seventy-seven thousand, seven hundred sixty-one".