263344076312054 has 4 divisors (see below), whose sum is σ = 395016114468084. Its totient is φ = 131672038156026.

The previous prime is 263344076312039. The next prime is 263344076312101. The reversal of 263344076312054 is 450213670443362.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 263344076311993 and 263344076312011.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65836019078012 + ... + 65836019078015.

It is an arithmetic number, because the mean of its divisors is an integer number (98754028617021).

Almost surely, 2^{263344076312054} is an apocalyptic number.

263344076312054 is a deficient number, since it is larger than the sum of its proper divisors (131672038156030).

263344076312054 is a wasteful number, since it uses less digits than its factorization.

263344076312054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131672038156029.

The product of its (nonzero) digits is 8709120, while the sum is 50.

The spelling of 263344076312054 in words is "two hundred sixty-three trillion, three hundred forty-four billion, seventy-six million, three hundred twelve thousand, fifty-four".