2625416121 has 16 divisors (see below), whose sum is σ = 3656983680. Its totient is φ = 1672239360.

The previous prime is 2625416113. The next prime is 2625416147. The reversal of 2625416121 is 1216145262.

It is not a de Polignac number, because 2625416121 - 2³ = 2625416113 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2625416111) 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 15 ways as a sum of consecutive naturals, for example, 39195 + ... + 82383.

It is an arithmetic number, because the mean of its divisors is an integer number (228561480).

Almost surely, 2^2625416121 is an apocalyptic number.

It is an amenable number.

2625416121 is a deficient number, since it is larger than the sum of its proper divisors (1031567559).

2625416121 is a wasteful number, since it uses less digits than its factorization.

2625416121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44096.

The product of its digits is 5760, while the sum is 30.

The square root of 2625416121 is about 51238.8145940165. The cubic root of 2625416121 is about 1379.5349761670.

The spelling of 2625416121 in words is "two billion, six hundred twenty-five million, four hundred sixteen thousand, one hundred twenty-one".