263462455140 has 48 divisors (see below), whose sum is σ = 755687439360. Its totient is φ = 68543077120.

The previous prime is 263462455129. The next prime is 263462455159. The reversal of 263462455140 is 41554264362.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 263462455092 and 263462455101.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 53546820 + ... + 53551739.

It is an arithmetic number, because the mean of its divisors is an integer number (15743488320).

Almost surely, 2^263462455140 is an apocalyptic number.

263462455140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

263462455140 is an abundant number, since it is smaller than the sum of its proper divisors (492224984220).

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

263462455140 is a wasteful number, since it uses less digits than its factorization.

263462455140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107098612 (or 107098610 counting only the distinct ones).

The product of its (nonzero) digits is 691200, while the sum is 42.

The spelling of 263462455140 in words is "two hundred sixty-three billion, four hundred sixty-two million, four hundred fifty-five thousand, one hundred forty".