11621004030 has 96 divisors (see below), whose sum is σ = 31557708000. Its totient is φ = 2964024576.

The previous prime is 11621004013. The next prime is 11621004037. The reversal of 11621004030 is 3040012611.

It is a happy number.

11621004030 is a `hidden beast` number, since 1 + 1 + 621 + 0 + 0 + 40 + 3 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 11621003994 and 11621004012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11621004037) 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, 166896 + ... + 226044.

It is an arithmetic number, because the mean of its divisors is an integer number (328726125).

Almost surely, 2^11621004030 is an apocalyptic number.

11621004030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 11621004030, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15778854000).

11621004030 is an abundant number, since it is smaller than the sum of its proper divisors (19936703970).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11621004030 is a wasteful number, since it uses less digits than its factorization.

11621004030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59258 (or 59255 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 11621004030 its reverse (3040012611), we get a palindrome (14661016641).

The spelling of 11621004030 in words is "eleven billion, six hundred twenty-one million, four thousand, thirty".