11263620446661 has 32 divisors (see below), whose sum is σ = 16445389824000. Its totient is φ = 6800630719680.

The previous prime is 11263620446657. The next prime is 11263620446681. The reversal of 11263620446661 is 16664402636211.

It is not a de Polignac number, because 11263620446661 - 2² = 11263620446657 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11263620446661.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11263620446681) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 193480620 + ... + 193538826.

It is an arithmetic number, because the mean of its divisors is an integer number (513918432000).

Almost surely, 2^{11263620446661} is an apocalyptic number.

11263620446661 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11263620446661 is a deficient number, since it is larger than the sum of its proper divisors (5181769377339).

11263620446661 is a wasteful number, since it uses less digits than its factorization.

11263620446661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80289.

The product of its (nonzero) digits is 1492992, while the sum is 48.

The spelling of 11263620446661 in words is "eleven trillion, two hundred sixty-three billion, six hundred twenty million, four hundred forty-six thousand, six hundred sixty-one".