11510797546 has 16 divisors (see below), whose sum is σ = 18387539784. Its totient is φ = 5385531904.

The previous prime is 11510797541. The next prime is 11510797553. The reversal of 11510797546 is 64579701511.

11510797546 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 11078615025 + 432182521 = 105255^2 + 20789^2 .

It is a junction number, because it is equal to n+sod(n) for n = 11510797496 and 11510797505.

It is not an unprimeable number, because it can be changed into a prime (11510797541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 972595 + ... + 984358.

Almost surely, 2^11510797546 is an apocalyptic number.

11510797546 is a deficient number, since it is larger than the sum of its proper divisors (6876742238).

11510797546 is a wasteful number, since it uses less digits than its factorization.

11510797546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1957145.

The product of its (nonzero) digits is 264600, while the sum is 46.

The spelling of 11510797546 in words is "eleven billion, five hundred ten million, seven hundred ninety-seven thousand, five hundred forty-six".