2542262007545 has 16 divisors (see below), whose sum is σ = 3458299736640. Its totient is φ = 1778554148544.

The previous prime is 2542262007529. The next prime is 2542262007547. The reversal of 2542262007545 is 5457002622452.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 2542262007545 - 2⁴ = 2542262007529 is a prime.

It is a super-2 number, since 2×2542262007545² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2542262007496 and 2542262007505.

It is not an unprimeable number, because it can be changed into a prime (2542262007547) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1029254639 + ... + 1029257108.

It is an arithmetic number, because the mean of its divisors is an integer number (216143733540).

Almost surely, 2^{2542262007545} is an apocalyptic number.

It is an amenable number.

2542262007545 is a deficient number, since it is larger than the sum of its proper divisors (916037729095).

2542262007545 is a wasteful number, since it uses less digits than its factorization.

2542262007545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2058511784.

The product of its (nonzero) digits is 1344000, while the sum is 44.

Adding to 2542262007545 its reverse (5457002622452), we get a palindrome (7999264629997).

The spelling of 2542262007545 in words is "two trillion, five hundred forty-two billion, two hundred sixty-two million, seven thousand, five hundred forty-five".