4133778152217 has 24 divisors (see below), whose sum is σ = 6690338381376. Its totient is φ = 2259456379488.

The previous prime is 4133778152209. The next prime is 4133778152227. The reversal of 4133778152217 is 7122518773314.

It is not a de Polignac number, because 4133778152217 - 2³ = 4133778152209 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4133778152217.

It is not an unprimeable number, because it can be changed into a prime (4133778152227) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 611321398 + ... + 611328159.

It is an arithmetic number, because the mean of its divisors is an integer number (278764099224).

Almost surely, 2^{4133778152217} is an apocalyptic number.

It is an amenable number.

4133778152217 is a deficient number, since it is larger than the sum of its proper divisors (2556560229159).

4133778152217 is a wasteful number, since it uses less digits than its factorization.

4133778152217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1222649597 (or 1222649590 counting only the distinct ones).

The product of its digits is 1975680, while the sum is 51.

The spelling of 4133778152217 in words is "four trillion, one hundred thirty-three billion, seven hundred seventy-eight million, one hundred fifty-two thousand, two hundred seventeen".