4118219760645 has 96 divisors (see below), whose sum is σ = 7677656064000. Its totient is φ = 2035493649792.

The previous prime is 4118219760583. The next prime is 4118219760649. The reversal of 4118219760645 is 5460679128114.

4118219760645 is a `hidden beast` number, since 4 + 1 + 1 + 8 + 21 + 9 + 7 + 606 + 4 + 5 = 666.

It is not a de Polignac number, because 4118219760645 - 2¹³ = 4118219752453 is a prime.

It is a super-2 number, since 2×4118219760645² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4118219760591 and 4118219760600.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4118219760649) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 83680756 + ... + 83729954.

It is an arithmetic number, because the mean of its divisors is an integer number (79975584000).

Almost surely, 2^{4118219760645} is an apocalyptic number.

4118219760645 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

4118219760645 is a deficient number, since it is larger than the sum of its proper divisors (3559436303355).

4118219760645 is a wasteful number, since it uses less digits than its factorization.

4118219760645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51359 (or 51356 counting only the distinct ones).

The product of its (nonzero) digits is 2903040, while the sum is 54.

The spelling of 4118219760645 in words is "four trillion, one hundred eighteen billion, two hundred nineteen million, seven hundred sixty thousand, six hundred forty-five".