20525315012343 has 16 divisors (see below), whose sum is σ = 30408129285600. Its totient is φ = 13683428504640.

The previous prime is 20525315012317. The next prime is 20525315012393. The reversal of 20525315012343 is 34321051352502.

20525315012343 is a `hidden beast` number, since 2 + 0 + 5 + 253 + 1 + 50 + 12 + 343 = 666.

It is not a de Polignac number, because 20525315012343 - 2²⁸ = 20525046576887 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20525315012298 and 20525315012307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20525315012393) 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, 150483 + ... + 6408843.

It is an arithmetic number, because the mean of its divisors is an integer number (1900508080350).

Almost surely, 2^{20525315012343} is an apocalyptic number.

20525315012343 is a deficient number, since it is larger than the sum of its proper divisors (9882814273257).

20525315012343 is a wasteful number, since it uses less digits than its factorization.

20525315012343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6379839 (or 6379833 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 36.

Adding to 20525315012343 its reverse (34321051352502), we get a palindrome (54846366364845).

The spelling of 20525315012343 in words is "twenty trillion, five hundred twenty-five billion, three hundred fifteen million, twelve thousand, three hundred forty-three".