74936547503 has 12 divisors (see below), whose sum is σ = 78298279920. Its totient is φ = 71583548256.

The previous prime is 74936547481. The next prime is 74936547541. The reversal of 74936547503 is 30574563947.

It is a de Polignac number, because none of the positive numbers 2^k-74936547503 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74936549503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 46572563 + ... + 46574171.

It is an arithmetic number, because the mean of its divisors is an integer number (6524856660).

Almost surely, 2^74936547503 is an apocalyptic number.

74936547503 is a deficient number, since it is larger than the sum of its proper divisors (3361732417).

74936547503 is an equidigital number, since it uses as much as digits as its factorization.

74936547503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4478 (or 3055 counting only the distinct ones).

The product of its (nonzero) digits is 9525600, while the sum is 53.

The spelling of 74936547503 in words is "seventy-four billion, nine hundred thirty-six million, five hundred forty-seven thousand, five hundred three".