263784487362 has 16 divisors (see below), whose sum is σ = 575529790752. Its totient is φ = 79934693120.

The previous prime is 263784487361. The next prime is 263784487391.

It is a happy number.

263784487362 is nontrivially palindromic in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 263784487296 and 263784487305.

It is not an unprimeable number, because it can be changed into a prime (263784487361) 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, 1998367263 + ... + 1998367394.

It is an arithmetic number, because the mean of its divisors is an integer number (35970611922).

Almost surely, 2^263784487362 is an apocalyptic number.

263784487362 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

263784487362 is an abundant number, since it is smaller than the sum of its proper divisors (311745303390).

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

263784487362 is a wasteful number, since it uses less digits than its factorization.

263784487362 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3996734673.

The product of its digits is 65028096, while the sum is 60.

The spelling of 263784487362 in words is "two hundred sixty-three billion, seven hundred eighty-four million, four hundred eighty-seven thousand, three hundred sixty-two".