20284440006462 has 64 divisors (see below), whose sum is σ = 44764129751040. Its totient is φ = 6106217990400.

The previous prime is 20284440006461. The next prime is 20284440006547. The reversal of 20284440006462 is 26460004448202.

It is a super-2 number, since 2×20284440006462² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20284440006461) 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, 57648637 + ... + 57999432.

It is an arithmetic number, because the mean of its divisors is an integer number (699439527360).

Almost surely, 2^{20284440006462} is an apocalyptic number.

20284440006462 is an abundant number, since it is smaller than the sum of its proper divisors (24479689744578).

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

20284440006462 is a wasteful number, since it uses less digits than its factorization.

20284440006462 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115648169.

The product of its (nonzero) digits is 589824, while the sum is 42.

The spelling of 20284440006462 in words is "twenty trillion, two hundred eighty-four billion, four hundred forty million, six thousand, four hundred sixty-two".