140232042425542 has 8 divisors (see below), whose sum is σ = 210348990502056. Its totient is φ = 70115712258192.

The previous prime is 140232042425537. The next prime is 140232042425561. The reversal of 140232042425542 is 245524240232041.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×140232042425542² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 140232042425495 and 140232042425504.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 153909508 + ... + 154817959.

It is an arithmetic number, because the mean of its divisors is an integer number (26293623812757).

Almost surely, 2^{140232042425542} is an apocalyptic number.

140232042425542 is a deficient number, since it is larger than the sum of its proper divisors (70116948076514).

140232042425542 is a wasteful number, since it uses less digits than its factorization.

140232042425542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 308954582.

The product of its (nonzero) digits is 614400, while the sum is 40.

Adding to 140232042425542 its reverse (245524240232041), we get a palindrome (385756282657583).

The spelling of 140232042425542 in words is "one hundred forty trillion, two hundred thirty-two billion, forty-two million, four hundred twenty-five thousand, five hundred forty-two".