402255431350 has 48 divisors (see below), whose sum is σ = 750207260448. Its totient is φ = 160470051840.

The previous prime is 402255431299. The next prime is 402255431359. The reversal of 402255431350 is 53134552204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402255431359) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 29840812 + ... + 29854288.

It is an arithmetic number, because the mean of its divisors is an integer number (15629317926).

Almost surely, 2^402255431350 is an apocalyptic number.

402255431350 is a deficient number, since it is larger than the sum of its proper divisors (347951829098).

402255431350 is a wasteful number, since it uses less digits than its factorization.

402255431350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15049 (or 15044 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 34.

Adding to 402255431350 its reverse (53134552204), we get a palindrome (455389983554).

The spelling of 402255431350 in words is "four hundred two billion, two hundred fifty-five million, four hundred thirty-one thousand, three hundred fifty".