20345032402632 has 128 divisors (see below), whose sum is σ = 64706792275200. Its totient is φ = 5802121497600.

The previous prime is 20345032402609. The next prime is 20345032402697. The reversal of 20345032402632 is 23620423054302.

20345032402632 is a `hidden beast` number, since 20 + 3 + 4 + 50 + 324 + 0 + 263 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

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, 11617969 + ... + 13253952.

It is an arithmetic number, because the mean of its divisors is an integer number (505521814650).

Almost surely, 2^{20345032402632} is an apocalyptic number.

It is an amenable number.

20345032402632 is an abundant number, since it is smaller than the sum of its proper divisors (44361759872568).

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

20345032402632 is a wasteful number, since it uses less digits than its factorization.

20345032402632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24872484 (or 24872474 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 36.

Adding to 20345032402632 its reverse (23620423054302), we get a palindrome (43965455456934).

The spelling of 20345032402632 in words is "twenty trillion, three hundred forty-five billion, thirty-two million, four hundred two thousand, six hundred thirty-two".