7455474505503 has 8 divisors (see below), whose sum is σ = 11045147415600. Its totient is φ = 4970316336984.

The previous prime is 7455474505481. The next prime is 7455474505543. The reversal of 7455474505503 is 3055054745547.

It is a happy number.

7455474505503 is a `hidden beast` number, since 7 + 4 + 5 + 5 + 47 + 45 + 0 + 550 + 3 = 666.

It is not a de Polignac number, because 7455474505503 - 2¹³ = 7455474497311 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 7455474505503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7455474505543) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 138064342668 + ... + 138064342721.

It is an arithmetic number, because the mean of its divisors is an integer number (1380643426950).

Almost surely, 2^{7455474505503} is an apocalyptic number.

7455474505503 is a deficient number, since it is larger than the sum of its proper divisors (3589672910097).

7455474505503 is a wasteful number, since it uses less digits than its factorization.

7455474505503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 276128685398 (or 276128685392 counting only the distinct ones).

The product of its (nonzero) digits is 29400000, while the sum is 54.

The spelling of 7455474505503 in words is "seven trillion, four hundred fifty-five billion, four hundred seventy-four million, five hundred five thousand, five hundred three".