40302002340428 has 12 divisors (see below), whose sum is σ = 70531222034112. Its totient is φ = 20150224616400.

The previous prime is 40302002340427. The next prime is 40302002340533. The reversal of 40302002340428 is 82404320020304.

It is a junction number, because it is equal to n+sod(n) for n = 40302002340394 and 40302002340403.

It is not an unprimeable number, because it can be changed into a prime (40302002340421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 194021675 + ... + 194229282.

It is an arithmetic number, because the mean of its divisors is an integer number (5877601836176).

Almost surely, 2^{40302002340428} is an apocalyptic number.

It is an amenable number.

40302002340428 is a deficient number, since it is larger than the sum of its proper divisors (30229219693684).

40302002340428 is a wasteful number, since it uses less digits than its factorization.

40302002340428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 388276912 (or 388276910 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 32.

The spelling of 40302002340428 in words is "forty trillion, three hundred two billion, two million, three hundred forty thousand, four hundred twenty-eight".