542173026131 has 12 divisors (see below), whose sum is σ = 597514709400. Its totient is φ = 491584040640.

The previous prime is 542173026107. The next prime is 542173026149. The reversal of 542173026131 is 131620371245.

It is a de Polignac number, because none of the positive numbers 2^k-542173026131 is a prime.

It is a super-2 number, since 2×542173026131² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 542173026091 and 542173026100.

It is not an unprimeable number, because it can be changed into a prime (542173026191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5865446 + ... + 5957163.

It is an arithmetic number, because the mean of its divisors is an integer number (49792892450).

Almost surely, 2^542173026131 is an apocalyptic number.

542173026131 is a deficient number, since it is larger than the sum of its proper divisors (55341683269).

542173026131 is a wasteful number, since it uses less digits than its factorization.

542173026131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11823010 (or 11822999 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 35.

Adding to 542173026131 its reverse (131620371245), we get a palindrome (673793397376).

The spelling of 542173026131 in words is "five hundred forty-two billion, one hundred seventy-three million, twenty-six thousand, one hundred thirty-one".