195068020450 has 24 divisors (see below), whose sum is σ = 363571587072. Its totient is φ = 77866978320.

The previous prime is 195068020447. The next prime is 195068020487. The reversal of 195068020450 is 54020860591.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3981154 + ... + 4029853.

It is an arithmetic number, because the mean of its divisors is an integer number (15148816128).

Almost surely, 2^195068020450 is an apocalyptic number.

195068020450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

195068020450 is a deficient number, since it is larger than the sum of its proper divisors (168503566622).

195068020450 is a wasteful number, since it uses less digits than its factorization.

195068020450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8011506 (or 8011501 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 40.

The spelling of 195068020450 in words is "one hundred ninety-five billion, sixty-eight million, twenty thousand, four hundred fifty".