11450634621 has 8 divisors (see below), whose sum is σ = 15269040384. Its totient is φ = 7632992640.

The previous prime is 11450634589. The next prime is 11450634649. The reversal of 11450634621 is 12643605411.

11450634621 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 11450634621 - 2⁵ = 11450634589 is a prime.

It is a super-2 number, since 2×11450634621² (a number of 21 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11450634661) 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, 154996 + ... + 216621.

It is an arithmetic number, because the mean of its divisors is an integer number (1908630048).

Almost surely, 2^11450634621 is an apocalyptic number.

It is an amenable number.

11450634621 is a deficient number, since it is larger than the sum of its proper divisors (3818405763).

11450634621 is a wasteful number, since it uses less digits than its factorization.

11450634621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 381891.

The product of its (nonzero) digits is 17280, while the sum is 33.

The spelling of 11450634621 in words is "eleven billion, four hundred fifty million, six hundred thirty-four thousand, six hundred twenty-one".