263242369152 has 640 divisors, whose sum is σ = 926143680000. Its totient is φ = 74180800512.

The previous prime is 263242369087. The next prime is 263242369153. The reversal of 263242369152 is 251963242362.

263242369152 is a `hidden beast` number, since 2 + 6 + 324 + 236 + 91 + 5 + 2 = 666.

263242369152 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 263242369098 and 263242369107.

It is not an unprimeable number, because it can be changed into a prime (263242369153) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 280941228 + ... + 280942164.

It is an arithmetic number, because the mean of its divisors is an integer number (1447099500).

Almost surely, 2^263242369152 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 263242369152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (463071840000).

263242369152 is an abundant number, since it is smaller than the sum of its proper divisors (662901310848).

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

263242369152 is an frugal number, since it uses more digits than its factorization.

263242369152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1063 (or 1028 counting only the distinct ones).

The product of its digits is 933120, while the sum is 45.

The spelling of 263242369152 in words is "two hundred sixty-three billion, two hundred forty-two million, three hundred sixty-nine thousand, one hundred fifty-two".