1725157047120 has 160 divisors (see below), whose sum is σ = 5770388088192. Its totient is φ = 423841683456.

The previous prime is 1725157047101. The next prime is 1725157047221. The reversal of 1725157047120 is 217407515271.

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 1103142 + ... + 2160378.

Almost surely, 2^{1725157047120} is an apocalyptic number.

1725157047120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1725157047120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2885194044096).

1725157047120 is an abundant number, since it is smaller than the sum of its proper divisors (4045231041072).

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

1725157047120 is a wasteful number, since it uses less digits than its factorization.

1725157047120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1057789 (or 1057783 counting only the distinct ones).

The product of its (nonzero) digits is 137200, while the sum is 42.

The spelling of 1725157047120 in words is "one trillion, seven hundred twenty-five billion, one hundred fifty-seven million, forty-seven thousand, one hundred twenty".