205552748995 has 8 divisors (see below), whose sum is σ = 269087235120. Its totient is φ = 149492908320.

The previous prime is 205552748987. The next prime is 205552749001. The reversal of 205552748995 is 599847255502.

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

It is not a de Polignac number, because 205552748995 - 2³ = 205552748987 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1868661300 + ... + 1868661409.

It is an arithmetic number, because the mean of its divisors is an integer number (33635904390).

Almost surely, 2^205552748995 is an apocalyptic number.

205552748995 is a deficient number, since it is larger than the sum of its proper divisors (63534486125).

205552748995 is a wasteful number, since it uses less digits than its factorization.

205552748995 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3737322725.

The product of its (nonzero) digits is 45360000, while the sum is 61.

The spelling of 205552748995 in words is "two hundred five billion, five hundred fifty-two million, seven hundred forty-eight thousand, nine hundred ninety-five".