3625545953 has 4 divisors (see below), whose sum is σ = 3838813380. Its totient is φ = 3412278528.

The previous prime is 3625545947. The next prime is 3625545967. The reversal of 3625545953 is 3595455263.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3595455263 = 137 ⋅26244199.

It can be written as a sum of positive squares in 2 ways, for example, as 2810272144 + 815273809 = 53012^2 + 28553^2 .

It is a cyclic number.

It is not a de Polignac number, because 3625545953 - 2¹⁰ = 3625544929 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 3625545898 and 3625545907.

It is not an unprimeable number, because it can be changed into a prime (3625545353) 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, 106633688 + ... + 106633721.

It is an arithmetic number, because the mean of its divisors is an integer number (959703345).

Almost surely, 2^3625545953 is an apocalyptic number.

It is an amenable number.

3625545953 is a deficient number, since it is larger than the sum of its proper divisors (213267427).

3625545953 is a wasteful number, since it uses less digits than its factorization.

3625545953 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 213267426.

The product of its digits is 2430000, while the sum is 47.

The square root of 3625545953 is about 60212.5066161508. The cubic root of 3625545953 is about 1536.2355280792.

The spelling of 3625545953 in words is "three billion, six hundred twenty-five million, five hundred forty-five thousand, nine hundred fifty-three".