495747845472 has 144 divisors (see below), whose sum is σ = 1434652245936. Its totient is φ = 149779660800.

The previous prime is 495747845471. The next prime is 495747845501. The reversal of 495747845472 is 274548747594.

It is a Harshad number since it is a multiple of its sum of digits (66).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (495747845471) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3851272 + ... + 3977912.

It is an arithmetic number, because the mean of its divisors is an integer number (9962862819).

Almost surely, 2^495747845472 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 495747845472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (717326122968).

495747845472 is an abundant number, since it is smaller than the sum of its proper divisors (938904400464).

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

495747845472 is a wasteful number, since it uses less digits than its factorization.

495747845472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127013 (or 126994 counting only the distinct ones).

The product of its digits is 316108800, while the sum is 66.

The spelling of 495747845472 in words is "four hundred ninety-five billion, seven hundred forty-seven million, eight hundred forty-five thousand, four hundred seventy-two".