153440315225 has 12 divisors (see below), whose sum is σ = 190273756224. Its totient is φ = 122747242320.

The previous prime is 153440315213. The next prime is 153440315267. The reversal of 153440315225 is 522513044351.

It is not a de Polignac number, because 153440315225 - 2¹⁰ = 153440314201 is a prime.

It is a super-3 number, since 3×153440315225³ (a number of 35 digits) contains 333 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 576692 + ... + 799658.

It is an arithmetic number, because the mean of its divisors is an integer number (15856146352).

Almost surely, 2^153440315225 is an apocalyptic number.

It is an amenable number.

153440315225 is a deficient number, since it is larger than the sum of its proper divisors (36833440999).

153440315225 is a wasteful number, since it uses less digits than its factorization.

153440315225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 250504 (or 250499 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 35.

Adding to 153440315225 its reverse (522513044351), we get a palindrome (675953359576).

The spelling of 153440315225 in words is "one hundred fifty-three billion, four hundred forty million, three hundred fifteen thousand, two hundred twenty-five".