5231545421242 has 16 divisors (see below), whose sum is σ = 8968393602432. Its totient is φ = 2242083389040.

The previous prime is 5231545421233. The next prime is 5231545421279. The reversal of 5231545421242 is 2421245451325.

It is a junction number, because it is equal to n+sod(n) for n = 5231545421195 and 5231545421204.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6523323 + ... + 7281265.

It is an arithmetic number, because the mean of its divisors is an integer number (560524600152).

Almost surely, 2^{5231545421242} is an apocalyptic number.

5231545421242 is a deficient number, since it is larger than the sum of its proper divisors (3736848181190).

5231545421242 is a wasteful number, since it uses less digits than its factorization.

5231545421242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1250973.

The product of its digits is 384000, while the sum is 40.

The spelling of 5231545421242 in words is "five trillion, two hundred thirty-one billion, five hundred forty-five million, four hundred twenty-one thousand, two hundred forty-two".