20233104732542 has 64 divisors (see below), whose sum is σ = 35105647691520. Its totient is φ = 8662531682304.

The previous prime is 20233104732527. The next prime is 20233104732553. The reversal of 20233104732542 is 24523740133202.

It is a junction number, because it is equal to n+sod(n) for n = 20233104732496 and 20233104732505.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 45694184 + ... + 46134852.

It is an arithmetic number, because the mean of its divisors is an integer number (548525745180).

Almost surely, 2^{20233104732542} is an apocalyptic number.

20233104732542 is a deficient number, since it is larger than the sum of its proper divisors (14872542958978).

20233104732542 is a wasteful number, since it uses less digits than its factorization.

20233104732542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 442197.

The product of its (nonzero) digits is 241920, while the sum is 38.

Adding to 20233104732542 its reverse (24523740133202), we get a palindrome (44756844865744).

The spelling of 20233104732542 in words is "twenty trillion, two hundred thirty-three billion, one hundred four million, seven hundred thirty-two thousand, five hundred forty-two".