263491462045 has 8 divisors (see below), whose sum is σ = 361359719424. Its totient is φ = 180679859664.

The previous prime is 263491462021. The next prime is 263491462081. The reversal of 263491462045 is 540264194362.

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 263491462045 - 2¹¹ = 263491459997 is a prime.

It is a super-2 number, since 2×263491462045² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 263491461986 and 263491462004.

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, 3764163709 + ... + 3764163778.

It is an arithmetic number, because the mean of its divisors is an integer number (45169964928).

Almost surely, 2^263491462045 is an apocalyptic number.

It is an amenable number.

263491462045 is a deficient number, since it is larger than the sum of its proper divisors (97868257379).

263491462045 is an equidigital number, since it uses as much as digits as its factorization.

263491462045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7528327499.

The product of its (nonzero) digits is 1244160, while the sum is 46.

The spelling of 263491462045 in words is "two hundred sixty-three billion, four hundred ninety-one million, four hundred sixty-two thousand, forty-five".