256532103542 has 32 divisors (see below), whose sum is σ = 452935203840. Its totient is φ = 107429980320.

The previous prime is 256532103469. The next prime is 256532103577. The reversal of 256532103542 is 245301235652.

256532103542 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 256532103496 and 256532103505.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 707942 + ... + 1007097.

It is an arithmetic number, because the mean of its divisors is an integer number (14154225120).

Almost surely, 2^256532103542 is an apocalyptic number.

256532103542 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

256532103542 is a deficient number, since it is larger than the sum of its proper divisors (196403100298).

256532103542 is a wasteful number, since it uses less digits than its factorization.

256532103542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1715588.

The product of its (nonzero) digits is 216000, while the sum is 38.

The spelling of 256532103542 in words is "two hundred fifty-six billion, five hundred thirty-two million, one hundred three thousand, five hundred forty-two".