11621004030045 has 48 divisors (see below), whose sum is σ = 21204873331200. Its totient is φ = 5871211620480.

The previous prime is 11621004030043. The next prime is 11621004030049. The reversal of 11621004030045 is 54003040012611.

It is a happy number.

11621004030045 is a `hidden beast` number, since 1 + 1 + 6 + 210 + 0 + 403 + 0 + 0 + 45 = 666.

It is not a de Polignac number, because 11621004030045 - 2¹ = 11621004030043 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11621004030043) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 10689780 + ... + 11726610.

It is an arithmetic number, because the mean of its divisors is an integer number (441768194400).

Almost surely, 2^{11621004030045} is an apocalyptic number.

11621004030045 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11621004030045 is a deficient number, since it is larger than the sum of its proper divisors (9583869301155).

11621004030045 is a wasteful number, since it uses less digits than its factorization.

11621004030045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1049970 (or 1049967 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

Adding to 11621004030045 its reverse (54003040012611), we get a palindrome (65624044042656).

The spelling of 11621004030045 in words is "eleven trillion, six hundred twenty-one billion, four million, thirty thousand, forty-five".