2520544423146 has 8 divisors (see below), whose sum is σ = 5041088846304. Its totient is φ = 840181474380.

The previous prime is 2520544423097. The next prime is 2520544423151. The reversal of 2520544423146 is 6413244450252.

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

2520544423146 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 2520544423098 and 2520544423107.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 210045368590 + ... + 210045368601.

It is an arithmetic number, because the mean of its divisors is an integer number (630136105788).

Almost surely, 2^{2520544423146} is an apocalyptic number.

2520544423146 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2520544423146 is a wasteful number, since it uses less digits than its factorization.

2520544423146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 420090737196.

The product of its (nonzero) digits is 921600, while the sum is 42.

Adding to 2520544423146 its reverse (6413244450252), we get a palindrome (8933788873398).

The spelling of 2520544423146 in words is "two trillion, five hundred twenty billion, five hundred forty-four million, four hundred twenty-three thousand, one hundred forty-six".