172347954882048 has 2520 divisors, whose sum is σ = 619314283668168. Its totient is φ = 47881821081600.

The previous prime is 172347954882041. The next prime is 172347954882091. The reversal of 172347954882048 is 840288459743271.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

172347954882048 is a `hidden beast` number, since 1 + 7 + 2 + 3 + 4 + 79 + 548 + 8 + 2 + 0 + 4 + 8 = 666.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (172347954882041) by changing a digit.

It is a polite number, since it can be written in 251 ways as a sum of consecutive naturals, for example, 5559611447793 + ... + 5559611447823.

Almost surely, 2^{172347954882048} is an apocalyptic number.

172347954882048 is a gapful number since it is divisible by the number (18) 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 172347954882048, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (309657141834084).

172347954882048 is an abundant number, since it is smaller than the sum of its proper divisors (446966328786120).

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

172347954882048 is an frugal number, since it uses more digits than its factorization.

172347954882048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169 (or 66 counting only the distinct ones).

The product of its (nonzero) digits is 867041280, while the sum is 72.

The spelling of 172347954882048 in words is "one hundred seventy-two trillion, three hundred forty-seven billion, nine hundred fifty-four million, eight hundred eighty-two thousand, forty-eight".