255542113432416 has 48 divisors (see below), whose sum is σ = 670843780412400. Its totient is φ = 85174897156608.

The previous prime is 255542113432409. The next prime is 255542113432423. The reversal of 255542113432416 is 614234311245552.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (255542113432409) and next prime (255542113432423).

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

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, 89323831 + ... + 92140278.

It is an arithmetic number, because the mean of its divisors is an integer number (13975912091925).

Almost surely, 2^{255542113432416} is an apocalyptic number.

It is an amenable number.

255542113432416 is an abundant number, since it is smaller than the sum of its proper divisors (415301666979984).

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

255542113432416 is a wasteful number, since it uses less digits than its factorization.

255542113432416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 181478791 (or 181478783 counting only the distinct ones).

The product of its digits is 3456000, while the sum is 48.

Adding to 255542113432416 its reverse (614234311245552), we get a palindrome (869776424677968).

The spelling of 255542113432416 in words is "two hundred fifty-five trillion, five hundred forty-two billion, one hundred thirteen million, four hundred thirty-two thousand, four hundred sixteen".