11648436630 has 64 divisors (see below), whose sum is σ = 28544140800. Its totient is φ = 3041593856.

The previous prime is 11648436629. The next prime is 11648436637. The reversal of 11648436630 is 3663484611.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11648436637) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 260671 + ... + 302069.

It is an arithmetic number, because the mean of its divisors is an integer number (446002200).

Almost surely, 2^11648436630 is an apocalyptic number.

11648436630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11648436630 is an abundant number, since it is smaller than the sum of its proper divisors (16895704170).

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

11648436630 is a wasteful number, since it uses less digits than its factorization.

11648436630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41605.

The product of its (nonzero) digits is 248832, while the sum is 42.

The spelling of 11648436630 in words is "eleven billion, six hundred forty-eight million, four hundred thirty-six thousand, six hundred thirty".