2542262007523 has 4 divisors (see below), whose sum is σ = 2905442294320. Its totient is φ = 2179081720728.

The previous prime is 2542262007521. The next prime is 2542262007529. The reversal of 2542262007523 is 3257002622452.

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

It is a cyclic number.

It is not a de Polignac number, because 2542262007523 - 2¹ = 2542262007521 is a prime.

It is a super-2 number, since 2×2542262007523² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2542262007521) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 181590143388 + ... + 181590143401.

It is an arithmetic number, because the mean of its divisors is an integer number (726360573580).

Almost surely, 2^{2542262007523} is an apocalyptic number.

2542262007523 is a deficient number, since it is larger than the sum of its proper divisors (363180286797).

2542262007523 is an equidigital number, since it uses as much as digits as its factorization.

2542262007523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 363180286796.

The product of its (nonzero) digits is 403200, while the sum is 40.

Adding to 2542262007523 its reverse (3257002622452), we get a palindrome (5799264629975).

The spelling of 2542262007523 in words is "two trillion, five hundred forty-two billion, two hundred sixty-two million, seven thousand, five hundred twenty-three".