1725472216388 has 12 divisors (see below), whose sum is σ = 3032762303340. Its totient is φ = 858968701152.

The previous prime is 1725472216337. The next prime is 1725472216409. The reversal of 1725472216388 is 8836122745271.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 953196837124 + 772275379264 = 976318^2 + 878792^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 941850731 + ... + 941852562.

It is an arithmetic number, because the mean of its divisors is an integer number (252730191945).

Almost surely, 2^{1725472216388} is an apocalyptic number.

It is an amenable number.

1725472216388 is a deficient number, since it is larger than the sum of its proper divisors (1307290086952).

1725472216388 is a wasteful number, since it uses less digits than its factorization.

1725472216388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1883703526 (or 1883703524 counting only the distinct ones).

The product of its digits is 9031680, while the sum is 56.

The spelling of 1725472216388 in words is "one trillion, seven hundred twenty-five billion, four hundred seventy-two million, two hundred sixteen thousand, three hundred eighty-eight".