11630421138623 has 8 divisors (see below), whose sum is σ = 14073786924192. Its totient is φ = 9382524615936.

The previous prime is 11630421138577. The next prime is 11630421138653. The reversal of 11630421138623 is 32683112403611.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11630421138623 is a prime.

It is a super-2 number, since 2×11630421138623² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11630421138653) 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, 48867315590 + ... + 48867315827.

It is an arithmetic number, because the mean of its divisors is an integer number (1759223365524).

Almost surely, 2^{11630421138623} is an apocalyptic number.

11630421138623 is a deficient number, since it is larger than the sum of its proper divisors (2443365785569).

11630421138623 is an equidigital number, since it uses as much as digits as its factorization.

11630421138623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97734631441.

The product of its (nonzero) digits is 124416, while the sum is 41.

The spelling of 11630421138623 in words is "eleven trillion, six hundred thirty billion, four hundred twenty-one million, one hundred thirty-eight thousand, six hundred twenty-three".