4278033401005 has 64 divisors (see below), whose sum is σ = 6427543610880. Its totient is φ = 2661077090304.

The previous prime is 4278033400999. The next prime is 4278033401009. The reversal of 4278033401005 is 5001043308724.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 4278033401005 - 2¹³ = 4278033392813 is a prime.

It is a super-2 number, since 2×4278033401005² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4278033401009) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 86335597 + ... + 86385133.

It is an arithmetic number, because the mean of its divisors is an integer number (100430368920).

Almost surely, 2^{4278033401005} is an apocalyptic number.

It is an amenable number.

4278033401005 is a deficient number, since it is larger than the sum of its proper divisors (2149510209875).

4278033401005 is a wasteful number, since it uses less digits than its factorization.

4278033401005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52838.

The product of its (nonzero) digits is 80640, while the sum is 37.

Adding to 4278033401005 its reverse (5001043308724), we get a palindrome (9279076709729).

The spelling of 4278033401005 in words is "four trillion, two hundred seventy-eight billion, thirty-three million, four hundred one thousand, five".