42400255263 has 8 divisors (see below), whose sum is σ = 56577949488. Its totient is φ = 28244698944.

The previous prime is 42400255241. The next prime is 42400255291. The reversal of 42400255263 is 36255200424.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 42400255263 - 2⁶ = 42400255199 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42400255063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5530006 + ... + 5537667.

It is an arithmetic number, because the mean of its divisors is an integer number (7072243686).

Almost surely, 2^42400255263 is an apocalyptic number.

42400255263 is a deficient number, since it is larger than the sum of its proper divisors (14177694225).

42400255263 is a wasteful number, since it uses less digits than its factorization.

42400255263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11068953.

The product of its (nonzero) digits is 57600, while the sum is 33.

Adding to 42400255263 its reverse (36255200424), we get a palindrome (78655455687).

The spelling of 42400255263 in words is "forty-two billion, four hundred million, two hundred fifty-five thousand, two hundred sixty-three".