11246477561 has 8 divisors (see below), whose sum is σ = 12600476544. Its totient is φ = 9947743920.

The previous prime is 11246477519. The next prime is 11246477573. The reversal of 11246477561 is 16577464211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11246477561 - 2⁶ = 11246477497 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11246477581) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13815905 + ... + 13816718.

It is an arithmetic number, because the mean of its divisors is an integer number (1575059568).

Almost surely, 2^11246477561 is an apocalyptic number.

11246477561 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11246477561 is a deficient number, since it is larger than the sum of its proper divisors (1353998983).

11246477561 is a wasteful number, since it uses less digits than its factorization.

11246477561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27632671.

The product of its digits is 282240, while the sum is 44.

The spelling of 11246477561 in words is "eleven billion, two hundred forty-six million, four hundred seventy-seven thousand, five hundred sixty-one".