11421725630 has 32 divisors (see below), whose sum is σ = 23894369280. Its totient is φ = 3849645600.

The previous prime is 11421725597. The next prime is 11421725671. The reversal of 11421725630 is 3652712411.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1378646 + ... + 1386905.

It is an arithmetic number, because the mean of its divisors is an integer number (746699040).

Almost surely, 2^11421725630 is an apocalyptic number.

11421725630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11421725630 is an abundant number, since it is smaller than the sum of its proper divisors (12472643650).

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

11421725630 is a wasteful number, since it uses less digits than its factorization.

11421725630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2765624.

The product of its (nonzero) digits is 10080, while the sum is 32.

The spelling of 11421725630 in words is "eleven billion, four hundred twenty-one million, seven hundred twenty-five thousand, six hundred thirty".