11621100063 has 8 divisors (see below), whose sum is σ = 15855144448. Its totient is φ = 7567227864.

The previous prime is 11621100059. The next prime is 11621100077. The reversal of 11621100063 is 36000112611.

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

It is not a de Polignac number, because 11621100063 - 2² = 11621100059 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11621100053) 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, 45042895 + ... + 45043152.

It is an arithmetic number, because the mean of its divisors is an integer number (1981893056).

Almost surely, 2^11621100063 is an apocalyptic number.

11621100063 is a deficient number, since it is larger than the sum of its proper divisors (4234044385).

11621100063 is an equidigital number, since it uses as much as digits as its factorization.

11621100063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90086093.

The product of its (nonzero) digits is 216, while the sum is 21.

Adding to 11621100063 its reverse (36000112611), we get a palindrome (47621212674).

The spelling of 11621100063 in words is "eleven billion, six hundred twenty-one million, one hundred thousand, sixty-three".