7557344002111 has 12 divisors (see below), whose sum is σ = 8032436036352. Its totient is φ = 7085748406976.

The previous prime is 7557344002099. The next prime is 7557344002127. The reversal of 7557344002111 is 1112004437557.

It is a de Polignac number, because none of the positive numbers 2^k-7557344002111 is a prime.

It is a super-2 number, since 2×7557344002111² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7557344002211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2037631 + ... + 4389376.

It is an arithmetic number, because the mean of its divisors is an integer number (669369669696).

Almost surely, 2^{7557344002111} is an apocalyptic number.

7557344002111 is a deficient number, since it is larger than the sum of its proper divisors (475092034241).

7557344002111 is an equidigital number, since it uses as much as digits as its factorization.

7557344002111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6427550 (or 6427287 counting only the distinct ones).

The product of its (nonzero) digits is 117600, while the sum is 40.

Adding to 7557344002111 its reverse (1112004437557), we get a palindrome (8669348439668).

The spelling of 7557344002111 in words is "seven trillion, five hundred fifty-seven billion, three hundred forty-four million, two thousand, one hundred eleven".