20633587916046 has 32 divisors (see below), whose sum is σ = 47350385042688. Its totient is φ = 5871823536000.

The previous prime is 20633587916041. The next prime is 20633587916069. The reversal of 20633587916046 is 64061978533602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20633587916041) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 978626715 + ... + 978647798.

It is an arithmetic number, because the mean of its divisors is an integer number (1479699532584).

It is a 2-persistent number, because it is pandigital, and so is 2⋅20633587916046 = 41267175832092, but 3⋅20633587916046 = 61900763748138 is not.

Almost surely, 2^{20633587916046} is an apocalyptic number.

20633587916046 is an abundant number, since it is smaller than the sum of its proper divisors (26716797126642).

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

20633587916046 is a wasteful number, since it uses less digits than its factorization.

20633587916046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1957274776.

The product of its (nonzero) digits is 39191040, while the sum is 60.

The spelling of 20633587916046 in words is "twenty trillion, six hundred thirty-three billion, five hundred eighty-seven million, nine hundred sixteen thousand, forty-six".