42255402433256 has 16 divisors (see below), whose sum is σ = 79228949841600. Its totient is φ = 21127682475504.

The previous prime is 42255402433253. The next prime is 42255402433271. The reversal of 42255402433256 is 65233420455224.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 42255402433256.

It is not an unprimeable number, because it can be changed into a prime (42255402433253) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13711505 + ... + 16508063.

It is an arithmetic number, because the mean of its divisors is an integer number (4951809365100).

Almost surely, 2^{42255402433256} is an apocalyptic number.

It is an amenable number.

42255402433256 is a deficient number, since it is larger than the sum of its proper divisors (36973547408344).

42255402433256 is a wasteful number, since it uses less digits than its factorization.

42255402433256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4685288 (or 4685284 counting only the distinct ones).

The product of its (nonzero) digits is 6912000, while the sum is 47.

The spelling of 42255402433256 in words is "forty-two trillion, two hundred fifty-five billion, four hundred two million, four hundred thirty-three thousand, two hundred fifty-six".