263116401457 has 8 divisors (see below), whose sum is σ = 323835571136. Its totient is φ = 208180009872.

The previous prime is 263116401421. The next prime is 263116401497. The reversal of 263116401457 is 754104611362.

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 263116401457 - 2¹¹ = 263116399409 is a prime.

It is not an unprimeable number, because it can be changed into a prime (263116401497) 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, 1445694423 + ... + 1445694604.

It is an arithmetic number, because the mean of its divisors is an integer number (40479446392).

Almost surely, 2^263116401457 is an apocalyptic number.

It is an amenable number.

263116401457 is a deficient number, since it is larger than the sum of its proper divisors (60719169679).

263116401457 is a wasteful number, since it uses less digits than its factorization.

263116401457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2891389047.

The product of its (nonzero) digits is 120960, while the sum is 40.

The spelling of 263116401457 in words is "two hundred sixty-three billion, one hundred sixteen million, four hundred one thousand, four hundred fifty-seven".