478345767252 has 48 divisors (see below), whose sum is σ = 1144909624320. Its totient is φ = 155368552672.

The previous prime is 478345767233. The next prime is 478345767259. The reversal of 478345767252 is 252767543874.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (478345767259) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1740102 + ... + 1996157.

It is an arithmetic number, because the mean of its divisors is an integer number (23852283840).

Almost surely, 2^478345767252 is an apocalyptic number.

It is an amenable number.

478345767252 is an abundant number, since it is smaller than the sum of its proper divisors (666563857068).

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

478345767252 is a wasteful number, since it uses less digits than its factorization.

478345767252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3736540 (or 3736538 counting only the distinct ones).

The product of its digits is 79027200, while the sum is 60.

The spelling of 478345767252 in words is "four hundred seventy-eight billion, three hundred forty-five million, seven hundred sixty-seven thousand, two hundred fifty-two".