73525775101 has 4 divisors (see below), whose sum is σ = 73548353052. Its totient is φ = 73503197152.

The previous prime is 73525775093. The next prime is 73525775209. The reversal of 73525775101 is 10157752537.

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

It can be written as a sum of positive squares in 2 ways, for example, as 60127944100 + 13397831001 = 245210^2 + 115749^2 .

It is a cyclic number.

It is not a de Polignac number, because 73525775101 - 2³ = 73525775093 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73525775801) 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, 11284090 + ... + 11290603.

It is an arithmetic number, because the mean of its divisors is an integer number (18387088263).

Almost surely, 2^73525775101 is an apocalyptic number.

It is an amenable number.

73525775101 is a deficient number, since it is larger than the sum of its proper divisors (22577951).

73525775101 is a wasteful number, since it uses less digits than its factorization.

73525775101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22577950.

The product of its (nonzero) digits is 257250, while the sum is 43.

The spelling of 73525775101 in words is "seventy-three billion, five hundred twenty-five million, seven hundred seventy-five thousand, one hundred one".