3625631371 has 16 divisors (see below), whose sum is σ = 3751816320. Its totient is φ = 3501711360.

The previous prime is 3625631351. The next prime is 3625631407. The reversal of 3625631371 is 1731365263.

It is a cyclic number.

It is not a de Polignac number, because 3625631371 - 2¹³ = 3625623179 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3625631371.

It is not an unprimeable number, because it can be changed into a prime (3625631351) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 1918395 + ... + 1920283.

It is an arithmetic number, because the mean of its divisors is an integer number (234488520).

Almost surely, 2^3625631371 is an apocalyptic number.

3625631371 is a deficient number, since it is larger than the sum of its proper divisors (126184949).

3625631371 is a wasteful number, since it uses less digits than its factorization.

3625631371 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2454.

The product of its digits is 68040, while the sum is 37.

The square root of 3625631371 is about 60213.2159164415. The cubic root of 3625631371 is about 1536.2475925735.

The spelling of 3625631371 in words is "three billion, six hundred twenty-five million, six hundred thirty-one thousand, three hundred seventy-one".