252659851798 has 8 divisors (see below), whose sum is σ = 379394251992. Its totient is φ = 126195101136.

The previous prime is 252659851793. The next prime is 252659851823. The reversal of 252659851798 is 897158956252.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (252659851793) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67410040 + ... + 67413787.

It is an arithmetic number, because the mean of its divisors is an integer number (47424281499).

Almost surely, 2^252659851798 is an apocalyptic number.

252659851798 is a deficient number, since it is larger than the sum of its proper divisors (126734400194).

252659851798 is a wasteful number, since it uses less digits than its factorization.

252659851798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134824766.

The product of its digits is 108864000, while the sum is 67.

The spelling of 252659851798 in words is "two hundred fifty-two billion, six hundred fifty-nine million, eight hundred fifty-one thousand, seven hundred ninety-eight".