400242153325 has 12 divisors (see below), whose sum is σ = 567200308960. Its totient is φ = 274451762160.

The previous prime is 400242153313. The next prime is 400242153331. The reversal of 400242153325 is 523351242004.

It is not a de Polignac number, because 400242153325 - 2¹⁷ = 400242022253 is a prime.

It is a congruent 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, 1143548835 + ... + 1143549184.

Almost surely, 2^400242153325 is an apocalyptic number.

It is an amenable number.

400242153325 is a deficient number, since it is larger than the sum of its proper divisors (166958155635).

400242153325 is a wasteful number, since it uses less digits than its factorization.

400242153325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2287098036 (or 2287098031 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 31.

Adding to 400242153325 its reverse (523351242004), we get a palindrome (923593395329).

The spelling of 400242153325 in words is "four hundred billion, two hundred forty-two million, one hundred fifty-three thousand, three hundred twenty-five".