195328211040 has 144 divisors (see below), whose sum is σ = 701639593200. Its totient is φ = 49346067456.

The previous prime is 195328211003. The next prime is 195328211053. The reversal of 195328211040 is 40112823591.

195328211040 is a `hidden beast` number, since 1 + 9 + 532 + 8 + 2 + 110 + 4 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

It is a super-2 number, since 2×195328211040² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 195328210986 and 195328211004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3542235 + ... + 3596954.

It is an arithmetic number, because the mean of its divisors is an integer number (4872497175).

Almost surely, 2^195328211040 is an apocalyptic number.

195328211040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

195328211040 is an abundant number, since it is smaller than the sum of its proper divisors (506311382160).

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

195328211040 is a wasteful number, since it uses less digits than its factorization.

195328211040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7139229 (or 7139218 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 36.

The spelling of 195328211040 in words is "one hundred ninety-five billion, three hundred twenty-eight million, two hundred eleven thousand, forty".