7540555550055 has 128 divisors (see below), whose sum is σ = 13575588249600. Its totient is φ = 3543186240000.

The previous prime is 7540555549999. The next prime is 7540555550083. The reversal of 7540555550055 is 5500555550457.

It is not a de Polignac number, because 7540555550055 - 2⁸ = 7540555549799 is a prime.

It is a super-2 number, since 2×7540555550055² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 127 ways as a sum of consecutive naturals, for example, 206284030 + ... + 206320580.

It is an arithmetic number, because the mean of its divisors is an integer number (106059283200).

Almost surely, 2^{7540555550055} is an apocalyptic number.

7540555550055 is a deficient number, since it is larger than the sum of its proper divisors (6035032699545).

7540555550055 is a wasteful number, since it uses less digits than its factorization.

7540555550055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36933.

The product of its (nonzero) digits is 10937500, while the sum is 51.

The spelling of 7540555550055 in words is "seven trillion, five hundred forty billion, five hundred fifty-five million, five hundred fifty thousand, fifty-five".