20410423541525 has 12 divisors (see below), whose sum is σ = 26640973886400. Its totient is φ = 15468952578480.

The previous prime is 20410423541509. The next prime is 20410423541533. The reversal of 20410423541525 is 52514532401402.

It is not a de Polignac number, because 20410423541525 - 2⁴ = 20410423541509 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 21484655885 + ... + 21484656834.

It is an arithmetic number, because the mean of its divisors is an integer number (2220081157200).

Almost surely, 2^{20410423541525} is an apocalyptic number.

20410423541525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

20410423541525 is a deficient number, since it is larger than the sum of its proper divisors (6230550344875).

20410423541525 is a wasteful number, since it uses less digits than its factorization.

20410423541525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42969312748 (or 42969312743 counting only the distinct ones).

The product of its (nonzero) digits is 192000, while the sum is 38.

Adding to 20410423541525 its reverse (52514532401402), we get a palindrome (72924955942927).

The spelling of 20410423541525 in words is "twenty trillion, four hundred ten billion, four hundred twenty-three million, five hundred forty-one thousand, five hundred twenty-five".