252678080218 has 8 divisors (see below), whose sum is σ = 379647766260. Its totient is φ = 126128824800.

The previous prime is 252678080209. The next prime is 252678080227. The reversal of 252678080218 is 812080876252.

It is an interprime number because it is at equal distance from previous prime (252678080209) and next prime (252678080227).

It can be written as a sum of positive squares in 2 ways, for example, as 251475169729 + 1202910489 = 501473^2 + 34683^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 105106153 + ... + 105108556.

Almost surely, 2^252678080218 is an apocalyptic number.

252678080218 is a deficient number, since it is larger than the sum of its proper divisors (126969686042).

252678080218 is a wasteful number, since it uses less digits than its factorization.

252678080218 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210215312.

The product of its (nonzero) digits is 860160, while the sum is 49.

The spelling of 252678080218 in words is "two hundred fifty-two billion, six hundred seventy-eight million, eighty thousand, two hundred eighteen".