2173241257000 has 512 divisors, whose sum is σ = 5992658380800. Its totient is φ = 728911872000.

The previous prime is 2173241256973. The next prime is 2173241257013. The reversal of 2173241257000 is 7521423712.

It is a super-2 number, since 2×2173241257000² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 2319360532 + ... + 2319361468.

It is an arithmetic number, because the mean of its divisors is an integer number (11704410900).

Almost surely, 2^{2173241257000} is an apocalyptic number.

2173241257000 is a gapful number since it is divisible by the number (20) 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 2173241257000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2996329190400).

2173241257000 is an abundant number, since it is smaller than the sum of its proper divisors (3819417123800).

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

2173241257000 is a wasteful number, since it uses less digits than its factorization.

2173241257000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1222 (or 1208 counting only the distinct ones).

The product of its (nonzero) digits is 23520, while the sum is 34.

The spelling of 2173241257000 in words is "two trillion, one hundred seventy-three billion, two hundred forty-one million, two hundred fifty-seven thousand".