263506051452 has 24 divisors (see below), whose sum is σ = 702682804096. Its totient is φ = 75287443248.

The previous prime is 263506051381. The next prime is 263506051511. The reversal of 263506051452 is 254150605362.

It is a self number, because there is not a number n which added to its sum of digits gives 263506051452.

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, 1568488318 + ... + 1568488485.

Almost surely, 2^263506051452 is an apocalyptic number.

It is an amenable number.

263506051452 is an abundant number, since it is smaller than the sum of its proper divisors (439176752644).

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

263506051452 is a wasteful number, since it uses less digits than its factorization.

263506051452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3136976817 (or 3136976815 counting only the distinct ones).

The product of its (nonzero) digits is 216000, while the sum is 39.

The spelling of 263506051452 in words is "two hundred sixty-three billion, five hundred six million, fifty-one thousand, four hundred fifty-two".