195008764500 has 288 divisors, whose sum is σ = 672091789824. Its totient is φ = 47205984000.

The previous prime is 195008764499. The next prime is 195008764537. The reversal of 195008764500 is 5467800591.

195008764500 is a `hidden beast` number, since 1 + 9 + 5 + 0 + 0 + 87 + 64 + 500 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 39449029 + ... + 39453971.

It is an arithmetic number, because the mean of its divisors is an integer number (2333652048).

Almost surely, 2^195008764500 is an apocalyptic number.

195008764500 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 195008764500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (336045894912).

195008764500 is an abundant number, since it is smaller than the sum of its proper divisors (477083025324).

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

195008764500 is a wasteful number, since it uses less digits than its factorization.

195008764500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5776 (or 5761 counting only the distinct ones).

The product of its (nonzero) digits is 302400, while the sum is 45.

The spelling of 195008764500 in words is "one hundred ninety-five billion, eight million, seven hundred sixty-four thousand, five hundred".