225720079704 has 64 divisors (see below), whose sum is σ = 716571686400. Its totient is φ = 64491450912.

The previous prime is 225720079703. The next prime is 225720079723. The reversal of 225720079704 is 407970027522.

225720079704 is a `hidden beast` number, since 2 + 2 + 572 + 0 + 0 + 7 + 9 + 70 + 4 = 666.

225720079704 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×225720079704² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 225720079704.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225720079703) 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, 74641372 + ... + 74644395.

It is an arithmetic number, because the mean of its divisors is an integer number (11196432600).

Almost surely, 2^225720079704 is an apocalyptic number.

225720079704 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

225720079704 is an abundant number, since it is smaller than the sum of its proper divisors (490851606696).

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

225720079704 is a wasteful number, since it uses less digits than its factorization.

225720079704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149285789 (or 149285779 counting only the distinct ones).

The product of its (nonzero) digits is 493920, while the sum is 45.

The spelling of 225720079704 in words is "two hundred twenty-five billion, seven hundred twenty million, seventy-nine thousand, seven hundred four".