101625522506 has 8 divisors (see below), whose sum is σ = 153070808484. Its totient is φ = 50601919680.

The previous prime is 101625522499. The next prime is 101625522533. The reversal of 101625522506 is 605225526101.

It can be written as a sum of positive squares in 2 ways, for example, as 100705310281 + 920212225 = 317341^2 + 30335^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 105420185 + ... + 105421148.

Almost surely, 2^101625522506 is an apocalyptic number.

101625522506 is a deficient number, since it is larger than the sum of its proper divisors (51445285978).

101625522506 is a wasteful number, since it uses less digits than its factorization.

101625522506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210841576.

The product of its (nonzero) digits is 36000, while the sum is 35.

The spelling of 101625522506 in words is "one hundred one billion, six hundred twenty-five million, five hundred twenty-two thousand, five hundred six".