253402325323432 has 16 divisors (see below), whose sum is σ = 482918365883700. Its totient is φ = 124624094421120.

The previous prime is 253402325323417. The next prime is 253402325323519. The reversal of 253402325323432 is 234323523204352.

It can be written as a sum of positive squares in 2 ways, for example, as 226575167227396 + 26827158096036 = 15052414^2 + 5179494^2 .

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, 259633529557 + ... + 259633530532.

Almost surely, 2^{253402325323432} is an apocalyptic number.

It is an amenable number.

253402325323432 is a deficient number, since it is larger than the sum of its proper divisors (229516040560268).

253402325323432 is a wasteful number, since it uses less digits than its factorization.

253402325323432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 519267060156 (or 519267060152 counting only the distinct ones).

The product of its (nonzero) digits is 3110400, while the sum is 43.

Adding to 253402325323432 its reverse (234323523204352), we get a palindrome (487725848527784).

The spelling of 253402325323432 in words is "two hundred fifty-three trillion, four hundred two billion, three hundred twenty-five million, three hundred twenty-three thousand, four hundred thirty-two".