4180418893945 has 24 divisors (see below), whose sum is σ = 6089241939264. Its totient is φ = 2741939345376.

The previous prime is 4180418893943. The next prime is 4180418893967. The reversal of 4180418893945 is 5493988140814.

It is not a de Polignac number, because 4180418893945 - 2¹ = 4180418893943 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4180418893943) 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, 370927719 + ... + 370938988.

It is an arithmetic number, because the mean of its divisors is an integer number (253718414136).

Almost surely, 2^{4180418893945} is an apocalyptic number.

It is an amenable number.

4180418893945 is a deficient number, since it is larger than the sum of its proper divisors (1908823045319).

4180418893945 is a wasteful number, since it uses less digits than its factorization.

4180418893945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 741866749 (or 741866742 counting only the distinct ones).

The product of its (nonzero) digits is 39813120, while the sum is 64.

The spelling of 4180418893945 in words is "four trillion, one hundred eighty billion, four hundred eighteen million, eight hundred ninety-three thousand, nine hundred forty-five".