2505412202542 has 4 divisors (see below), whose sum is σ = 3758118303816. Its totient is φ = 1252706101270.

The previous prime is 2505412202471. The next prime is 2505412202561. The reversal of 2505412202542 is 2452022145052.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 2505412202498 and 2505412202507.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 626353050634 + ... + 626353050637.

It is an arithmetic number, because the mean of its divisors is an integer number (939529575954).

Almost surely, 2^{2505412202542} is an apocalyptic number.

2505412202542 is a deficient number, since it is larger than the sum of its proper divisors (1252706101274).

2505412202542 is a wasteful number, since it uses less digits than its factorization.

2505412202542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1252706101273.

The product of its (nonzero) digits is 64000, while the sum is 34.

Adding to 2505412202542 its reverse (2452022145052), we get a palindrome (4957434347594).

The spelling of 2505412202542 in words is "two trillion, five hundred five billion, four hundred twelve million, two hundred two thousand, five hundred forty-two".