75394619073 has 32 divisors (see below), whose sum is σ = 113263476480. Its totient is φ = 49558055040.

The previous prime is 75394619071. The next prime is 75394619101. The reversal of 75394619073 is 37091649357.

It is a happy number.

It is not a de Polignac number, because 75394619073 - 2¹ = 75394619071 is a prime.

It is not an unprimeable number, because it can be changed into a prime (75394619071) 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 31 ways as a sum of consecutive naturals, for example, 9596815 + ... + 9604667.

It is an arithmetic number, because the mean of its divisors is an integer number (3539483640).

Almost surely, 2^75394619073 is an apocalyptic number.

75394619073 is a gapful number since it is divisible by the number (73) formed by its first and last digit.

It is an amenable number.

75394619073 is a deficient number, since it is larger than the sum of its proper divisors (37868857407).

75394619073 is a wasteful number, since it uses less digits than its factorization.

75394619073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12806 (or 12800 counting only the distinct ones).

The product of its (nonzero) digits is 4286520, while the sum is 54.

The spelling of 75394619073 in words is "seventy-five billion, three hundred ninety-four million, six hundred nineteen thousand, seventy-three".