20411313630 has 16 divisors (see below), whose sum is σ = 48987152784. Its totient is φ = 5443016960.

The previous prime is 20411313623. The next prime is 20411313641. The reversal of 20411313630 is 3631311402.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 20411313630.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 340188531 + ... + 340188590.

It is an arithmetic number, because the mean of its divisors is an integer number (3061697049).

Almost surely, 2^20411313630 is an apocalyptic number.

20411313630 is an abundant number, since it is smaller than the sum of its proper divisors (28575839154).

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

20411313630 is a wasteful number, since it uses less digits than its factorization.

20411313630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 680377131.

The product of its (nonzero) digits is 1296, while the sum is 24.

The spelling of 20411313630 in words is "twenty billion, four hundred eleven million, three hundred thirteen thousand, six hundred thirty".