402323242455 has 24 divisors (see below), whose sum is σ = 697665388992. Its totient is φ = 214478518464.

The previous prime is 402323242403. The next prime is 402323242457. The reversal of 402323242455 is 554242323204.

402323242455 is a `hidden beast` number, since 40 + 2 + 323 + 242 + 4 + 55 = 666.

It is not a de Polignac number, because 402323242455 - 2³² = 398028275159 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402323242457) 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, 1851724 + ... + 2057553.

It is an arithmetic number, because the mean of its divisors is an integer number (29069391208).

Almost surely, 2^402323242455 is an apocalyptic number.

402323242455 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

402323242455 is a deficient number, since it is larger than the sum of its proper divisors (295342146537).

402323242455 is a wasteful number, since it uses less digits than its factorization.

402323242455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3911575 (or 3911572 counting only the distinct ones).

The product of its (nonzero) digits is 230400, while the sum is 36.

Adding to 402323242455 its reverse (554242323204), we get a palindrome (956565565659).

The spelling of 402323242455 in words is "four hundred two billion, three hundred twenty-three million, two hundred forty-two thousand, four hundred fifty-five".