542531125352524 has 96 divisors (see below), whose sum is σ = 1319298880919040. Its totient is φ = 188471268633600.

The previous prime is 542531125352519. The next prime is 542531125352603. The reversal of 542531125352524 is 425253521135245.

It is a happy number.

It is a super-2 number, since 2×542531125352524² (a number of 30 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2726626047 + ... + 2726825014.

It is an arithmetic number, because the mean of its divisors is an integer number (13742696676240).

Almost surely, 2^{542531125352524} is an apocalyptic number.

It is an amenable number.

542531125352524 is an abundant number, since it is smaller than the sum of its proper divisors (776767755566516).

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

542531125352524 is a wasteful number, since it uses less digits than its factorization.

542531125352524 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5453451119 (or 5453451117 counting only the distinct ones).

The product of its digits is 7200000, while the sum is 49.

Adding to 542531125352524 its reverse (425253521135245), we get a palindrome (967784646487769).

The spelling of 542531125352524 in words is "five hundred forty-two trillion, five hundred thirty-one billion, one hundred twenty-five million, three hundred fifty-two thousand, five hundred twenty-four".