172443627620000 has 240 divisors, whose sum is σ = 463526590310784. Its totient is φ = 62608896000000.

The previous prime is 172443627619997. The next prime is 172443627620023. The reversal of 172443627620000 is 26726344271.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 140408585 + ... + 141631415.

Almost surely, 2^{172443627620000} is an apocalyptic number.

172443627620000 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 172443627620000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (231763295155392).

172443627620000 is an abundant number, since it is smaller than the sum of its proper divisors (291082962690784).

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

172443627620000 is a wasteful number, since it uses less digits than its factorization.

172443627620000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1223513 (or 1223490 counting only the distinct ones).

The product of its (nonzero) digits is 677376, while the sum is 44.

The spelling of 172443627620000 in words is "one hundred seventy-two trillion, four hundred forty-three billion, six hundred twenty-seven million, six hundred twenty thousand".