74925308543 has 4 divisors (see below), whose sum is σ = 76950316920. Its totient is φ = 72900300168.

The previous prime is 74925308531. The next prime is 74925308669. The reversal of 74925308543 is 34580352947.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 74925308543 - 2⁴ = 74925308527 is a prime.

It is a super-2 number, since 2×74925308543² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 74925308491 and 74925308500.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74925308503) 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 3 ways as a sum of consecutive naturals, for example, 1012504133 + ... + 1012504206.

It is an arithmetic number, because the mean of its divisors is an integer number (19237579230).

Almost surely, 2^74925308543 is an apocalyptic number.

74925308543 is a deficient number, since it is larger than the sum of its proper divisors (2025008377).

74925308543 is a wasteful number, since it uses less digits than its factorization.

74925308543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2025008376.

The product of its (nonzero) digits is 3628800, while the sum is 50.

The spelling of 74925308543 in words is "seventy-four billion, nine hundred twenty-five million, three hundred eight thousand, five hundred forty-three".