263033342461 has 8 divisors (see below), whose sum is σ = 275570802944. Its totient is φ = 250749164160.

The previous prime is 263033342447. The next prime is 263033342501. The reversal of 263033342461 is 164243330362.

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

It is a cyclic number.

It is not a de Polignac number, because 263033342461 - 2¹³ = 263033334269 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 263033342461.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (263033342431) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 63318420 + ... + 63322573.

It is an arithmetic number, because the mean of its divisors is an integer number (34446350368).

Almost surely, 2^263033342461 is an apocalyptic number.

It is an amenable number.

263033342461 is a deficient number, since it is larger than the sum of its proper divisors (12537460483).

263033342461 is a wasteful number, since it uses less digits than its factorization.

263033342461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126641091.

The product of its (nonzero) digits is 186624, while the sum is 37.

The spelling of 263033342461 in words is "two hundred sixty-three billion, thirty-three million, three hundred forty-two thousand, four hundred sixty-one".