20410400413 has 8 divisors (see below), whose sum is σ = 23273398008. Its totient is φ = 17732112384.

The previous prime is 20410400401. The next prime is 20410400429. The reversal of 20410400413 is 31400401402.

It can be written as a sum of positive squares in 4 ways, for example, as 6702205689 + 13708194724 = 81867^2 + 117082^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20410400413 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20410400513) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 46177156 + ... + 46177597.

It is an arithmetic number, because the mean of its divisors is an integer number (2909174751).

Almost surely, 2^20410400413 is an apocalyptic number.

It is an amenable number.

20410400413 is a deficient number, since it is larger than the sum of its proper divisors (2862997595).

20410400413 is a wasteful number, since it uses less digits than its factorization.

20410400413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92354783.

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 20410400413 its reverse (31400401402), we get a palindrome (51810801815).

The spelling of 20410400413 in words is "twenty billion, four hundred ten million, four hundred thousand, four hundred thirteen".