263541145362 has 64 divisors (see below), whose sum is σ = 607328547840. Its totient is φ = 75399422400.

The previous prime is 263541145349. The next prime is 263541145367.

263541145362 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×263541145362² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (263541145367) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8787 + ... + 726057.

It is an arithmetic number, because the mean of its divisors is an integer number (9489508560).

Almost surely, 2^263541145362 is an apocalyptic number.

263541145362 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 263541145362, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (303664273920).

263541145362 is an abundant number, since it is smaller than the sum of its proper divisors (343787402478).

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

263541145362 is a wasteful number, since it uses less digits than its factorization.

263541145362 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 717599.

The product of its digits is 518400, while the sum is 42.

The spelling of 263541145362 in words is "two hundred sixty-three billion, five hundred forty-one million, one hundred forty-five thousand, three hundred sixty-two".