73252525099 has 4 divisors (see below), whose sum is σ = 78887334736. Its totient is φ = 67617715464.

The previous prime is 73252525079. The next prime is 73252525127. The reversal of 73252525099 is 99052525237.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 99052525237 = 145477 ⋅680881.

It is not a de Polignac number, because 73252525099 - 2⁷ = 73252524971 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (73252525009) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2817404799 + ... + 2817404824.

It is an arithmetic number, because the mean of its divisors is an integer number (19721833684).

Almost surely, 2^73252525099 is an apocalyptic number.

73252525099 is a deficient number, since it is larger than the sum of its proper divisors (5634809637).

73252525099 is a wasteful number, since it uses less digits than its factorization.

73252525099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5634809636.

The product of its (nonzero) digits is 1701000, while the sum is 49.

The spelling of 73252525099 in words is "seventy-three billion, two hundred fifty-two million, five hundred twenty-five thousand, ninety-nine".