20411011056630 has 32 divisors (see below), whose sum is σ = 50675613660000. Its totient is φ = 5255248823552.

The previous prime is 20411011056589. The next prime is 20411011056641. The reversal of 20411011056630 is 3665011011402.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (30).

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, 11730465255 + ... + 11730466994.

It is an arithmetic number, because the mean of its divisors is an integer number (1583612926875).

Almost surely, 2^{20411011056630} is an apocalyptic number.

20411011056630 is an abundant number, since it is smaller than the sum of its proper divisors (30264602603370).

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

20411011056630 is a wasteful number, since it uses less digits than its factorization.

20411011056630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23460932288.

The product of its (nonzero) digits is 4320, while the sum is 30.

The spelling of 20411011056630 in words is "twenty trillion, four hundred eleven billion, eleven million, fifty-six thousand, six hundred thirty".