2512233216542 has 32 divisors (see below), whose sum is σ = 4498678697472. Its totient is φ = 1028771957664.

The previous prime is 2512233216499. The next prime is 2512233216589. The reversal of 2512233216542 is 2456123322152.

It is a super-2 number, since 2×2512233216542² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2512233216496 and 2512233216505.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3814373 + ... + 4424240.

It is an arithmetic number, because the mean of its divisors is an integer number (140583709296).

Almost surely, 2^{2512233216542} is an apocalyptic number.

2512233216542 is a deficient number, since it is larger than the sum of its proper divisors (1986445480930).

2512233216542 is a wasteful number, since it uses less digits than its factorization.

2512233216542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8239592.

The product of its digits is 172800, while the sum is 38.

Adding to 2512233216542 its reverse (2456123322152), we get a palindrome (4968356538694).

The spelling of 2512233216542 in words is "two trillion, five hundred twelve billion, two hundred thirty-three million, two hundred sixteen thousand, five hundred forty-two".