11626503630 has 64 divisors (see below), whose sum is σ = 32122690560. Its totient is φ = 2638082304.

The previous prime is 11626503589. The next prime is 11626503641. The reversal of 11626503630 is 3630562611.

It is a junction number, because it is equal to n+sod(n) for n = 11626503591 and 11626503600.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 173290 + ... + 230829.

It is an arithmetic number, because the mean of its divisors is an integer number (501917040).

Almost surely, 2^11626503630 is an apocalyptic number.

11626503630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11626503630 is an abundant number, since it is smaller than the sum of its proper divisors (20496186930).

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

11626503630 is a wasteful number, since it uses less digits than its factorization.

11626503630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 404273.

The product of its (nonzero) digits is 19440, while the sum is 33.

The spelling of 11626503630 in words is "eleven billion, six hundred twenty-six million, five hundred three thousand, six hundred thirty".