4036478534378 has 4 divisors (see below), whose sum is σ = 6054717801570. Its totient is φ = 2018239267188.

The previous prime is 4036478534351. The next prime is 4036478534381. The reversal of 4036478534378 is 8734358746304.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 3813923867329 + 222554667049 = 1952927^2 + 471757^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 4036478534378.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1009119633593 + ... + 1009119633596.

Almost surely, 2^{4036478534378} is an apocalyptic number.

4036478534378 is a deficient number, since it is larger than the sum of its proper divisors (2018239267192).

4036478534378 is a wasteful number, since it uses less digits than its factorization.

4036478534378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2018239267191.

The product of its (nonzero) digits is 162570240, while the sum is 62.

The spelling of 4036478534378 in words is "four trillion, thirty-six billion, four hundred seventy-eight million, five hundred thirty-four thousand, three hundred seventy-eight".