4378066270457 has 4 divisors (see below), whose sum is σ = 4776072295056. Its totient is φ = 3980060245860.

The previous prime is 4378066270451. The next prime is 4378066270471. The reversal of 4378066270457 is 7540726608734.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4378066270457 - 2¹⁶ = 4378066204921 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4378066270396 and 4378066270405.

It is not an unprimeable number, because it can be changed into a prime (4378066270451) 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, 199003012283 + ... + 199003012304.

It is an arithmetic number, because the mean of its divisors is an integer number (1194018073764).

Almost surely, 2^{4378066270457} is an apocalyptic number.

It is an amenable number.

4378066270457 is a deficient number, since it is larger than the sum of its proper divisors (398006024599).

4378066270457 is a wasteful number, since it uses less digits than its factorization.

4378066270457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 398006024598.

The product of its (nonzero) digits is 47416320, while the sum is 59.

The spelling of 4378066270457 in words is "four trillion, three hundred seventy-eight billion, sixty-six million, two hundred seventy thousand, four hundred fifty-seven".