20404606262 has 16 divisors (see below), whose sum is σ = 32461216992. Its totient is φ = 9598744320.

The previous prime is 20404606237. The next prime is 20404606279. The reversal of 20404606262 is 26260640402.

It is a super-2 number, since 2×20404606262² (a number of 21 digits) contains 22 as substring.

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, 3633083 + ... + 3638694.

It is an arithmetic number, because the mean of its divisors is an integer number (2028826062).

Almost surely, 2^20404606262 is an apocalyptic number.

20404606262 is a deficient number, since it is larger than the sum of its proper divisors (12056610730).

20404606262 is a wasteful number, since it uses less digits than its factorization.

20404606262 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7271863.

The product of its (nonzero) digits is 27648, while the sum is 32.

The spelling of 20404606262 in words is "twenty billion, four hundred four million, six hundred six thousand, two hundred sixty-two".