252405151302 has 32 divisors (see below), whose sum is σ = 520285946112. Its totient is φ = 81571847904.

The previous prime is 252405151291. The next prime is 252405151307. The reversal of 252405151302 is 203151504252.

It is a self number, because there is not a number n which added to its sum of digits gives 252405151302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (252405151307) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1945938 + ... + 2071589.

It is an arithmetic number, because the mean of its divisors is an integer number (16258935816).

Almost surely, 2^252405151302 is an apocalyptic number.

252405151302 is an abundant number, since it is smaller than the sum of its proper divisors (267880794810).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

252405151302 is a wasteful number, since it uses less digits than its factorization.

252405151302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4017852.

The product of its (nonzero) digits is 12000, while the sum is 30.

Adding to 252405151302 its reverse (203151504252), we get a palindrome (455556655554).

The spelling of 252405151302 in words is "two hundred fifty-two billion, four hundred five million, one hundred fifty-one thousand, three hundred two".