20354632241232 has 20 divisors (see below), whose sum is σ = 52582799956640. Its totient is φ = 6784877413728.

The previous prime is 20354632241191. The next prime is 20354632241239. The reversal of 20354632241232 is 23214223645302.

It is a super-2 number, since 2×20354632241232² (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 (20354632241239) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 212027419132 + ... + 212027419227.

It is an arithmetic number, because the mean of its divisors is an integer number (2629139997832).

Almost surely, 2^{20354632241232} is an apocalyptic number.

It is an amenable number.

20354632241232 is an abundant number, since it is smaller than the sum of its proper divisors (32228167715408).

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

20354632241232 is a wasteful number, since it uses less digits than its factorization.

20354632241232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 424054838370 (or 424054838364 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 39.

Adding to 20354632241232 its reverse (23214223645302), we get a palindrome (43568855886534).

The spelling of 20354632241232 in words is "twenty trillion, three hundred fifty-four billion, six hundred thirty-two million, two hundred forty-one thousand, two hundred thirty-two".