252148281154 has 64 divisors (see below), whose sum is σ = 498941429760. Its totient is φ = 92586654720.

The previous prime is 252148281137. The next prime is 252148281221. The reversal of 252148281154 is 451182841252.

It is a super-3 number, since 3×252148281154³ (a number of 35 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 252148281154.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 341467 + ... + 787969.

It is an arithmetic number, because the mean of its divisors is an integer number (7795959840).

Almost surely, 2^252148281154 is an apocalyptic number.

252148281154 is a deficient number, since it is larger than the sum of its proper divisors (246793148606).

252148281154 is a wasteful number, since it uses less digits than its factorization.

252148281154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 446735.

The product of its digits is 204800, while the sum is 43.

The spelling of 252148281154 in words is "two hundred fifty-two billion, one hundred forty-eight million, two hundred eighty-one thousand, one hundred fifty-four".