252775550278 has 8 divisors (see below), whose sum is σ = 384503654160. Its totient is φ = 124607665560.

The previous prime is 252775550249. The next prime is 252775550359. The reversal of 252775550278 is 872055577252.

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

It is a congruent number.

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, 890054613 + ... + 890054896.

It is an arithmetic number, because the mean of its divisors is an integer number (48062956770).

Almost surely, 2^252775550278 is an apocalyptic number.

252775550278 is a deficient number, since it is larger than the sum of its proper divisors (131728103882).

252775550278 is a wasteful number, since it uses less digits than its factorization.

252775550278 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1780109582.

The product of its (nonzero) digits is 13720000, while the sum is 55.

The spelling of 252775550278 in words is "two hundred fifty-two billion, seven hundred seventy-five million, five hundred fifty thousand, two hundred seventy-eight".