4197535722945 has 16 divisors (see below), whose sum is σ = 7462285729920. Its totient is φ = 2238685718832.

The previous prime is 4197535722923. The next prime is 4197535722967. The reversal of 4197535722945 is 5492275357914.

4197535722945 is a `hidden beast` number, since 4 + 1 + 9 + 7 + 53 + 572 + 2 + 9 + 4 + 5 = 666.

It is an interprime number because it is at equal distance from previous prime (4197535722923) and next prime (4197535722967).

It is not a de Polignac number, because 4197535722945 - 2⁷ = 4197535722817 is a prime.

It is a super-2 number, since 2×4197535722945² (a number of 26 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15546428469 + ... + 15546428738.

It is an arithmetic number, because the mean of its divisors is an integer number (466392858120).

Almost surely, 2^{4197535722945} is an apocalyptic number.

4197535722945 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

4197535722945 is a deficient number, since it is larger than the sum of its proper divisors (3264750006975).

4197535722945 is a wasteful number, since it uses less digits than its factorization.

4197535722945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31092857221 (or 31092857215 counting only the distinct ones).

The product of its digits is 95256000, while the sum is 63.

The spelling of 4197535722945 in words is "four trillion, one hundred ninety-seven billion, five hundred thirty-five million, seven hundred twenty-two thousand, nine hundred forty-five".