75404413425 has 48 divisors (see below), whose sum is σ = 138231777600. Its totient is φ = 35960352000.

The previous prime is 75404413391. The next prime is 75404413493. The reversal of 75404413425 is 52431440457.

It is not a de Polignac number, because 75404413425 - 2⁷ = 75404413297 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 698850 + ... + 799499.

It is an arithmetic number, because the mean of its divisors is an integer number (2879828700).

Almost surely, 2^75404413425 is an apocalyptic number.

75404413425 is a gapful number since it is divisible by the number (75) formed by its first and last digit.

It is an amenable number.

75404413425 is a deficient number, since it is larger than the sum of its proper divisors (62827364175).

75404413425 is a wasteful number, since it uses less digits than its factorization.

75404413425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1498434 (or 1498429 counting only the distinct ones).

The product of its (nonzero) digits is 268800, while the sum is 39.

The spelling of 75404413425 in words is "seventy-five billion, four hundred four million, four hundred thirteen thousand, four hundred twenty-five".