195632790396120 has 640 divisors, whose sum is σ = 819896088591360. Its totient is φ = 40645934576640.

The previous prime is 195632790396103. The next prime is 195632790396143. The reversal of 195632790396120 is 21693097236591.

195632790396120 is a `hidden beast` number, since 1 + 9 + 5 + 6 + 3 + 2 + 7 + 9 + 0 + 3 + 9 + 612 + 0 = 666.

It is a super-2 number, since 2×195632790396120² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 2217084642 + ... + 2217172878.

It is an arithmetic number, because the mean of its divisors is an integer number (1281087638424).

Almost surely, 2^{195632790396120} is an apocalyptic number.

195632790396120 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 195632790396120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (409948044295680).

195632790396120 is an abundant number, since it is smaller than the sum of its proper divisors (624263298195240).

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

195632790396120 is a wasteful number, since it uses less digits than its factorization.

195632790396120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97165 (or 97152 counting only the distinct ones).

The product of its (nonzero) digits is 33067440, while the sum is 63.

The spelling of 195632790396120 in words is "one hundred ninety-five trillion, six hundred thirty-two billion, seven hundred ninety million, three hundred ninety-six thousand, one hundred twenty".