20352126040454 has 8 divisors (see below), whose sum is σ = 32876511296160. Its totient is φ = 9393288941736.

The previous prime is 20352126040453. The next prime is 20352126040457. The reversal of 20352126040454 is 45404062125302.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×20352126040454² (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 (20352126040453) 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, 391387039214 + ... + 391387039265.

It is an arithmetic number, because the mean of its divisors is an integer number (4109563912020).

Almost surely, 2^{20352126040454} is an apocalyptic number.

20352126040454 is a deficient number, since it is larger than the sum of its proper divisors (12524385255706).

20352126040454 is a wasteful number, since it uses less digits than its factorization.

20352126040454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 782774078494.

The product of its (nonzero) digits is 230400, while the sum is 38.

Adding to 20352126040454 its reverse (45404062125302), we get a palindrome (65756188165756).

The spelling of 20352126040454 in words is "twenty trillion, three hundred fifty-two billion, one hundred twenty-six million, forty thousand, four hundred fifty-four".