2625406116553 has 16 divisors (see below), whose sum is σ = 2942068187520. Its totient is φ = 2321767670400.

The previous prime is 2625406116551. The next prime is 2625406116581. The reversal of 2625406116553 is 3556116045262.

It is a cyclic number.

It is not a de Polignac number, because 2625406116553 - 2¹ = 2625406116551 is a prime.

It is a super-3 number, since 3×2625406116553³ (a number of 38 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (2625406116551) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1433188 + ... + 2702746.

It is an arithmetic number, because the mean of its divisors is an integer number (183879261720).

Almost surely, 2^{2625406116553} is an apocalyptic number.

It is an amenable number.

2625406116553 is a deficient number, since it is larger than the sum of its proper divisors (316662070967).

2625406116553 is a wasteful number, since it uses less digits than its factorization.

2625406116553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1274688.

The product of its (nonzero) digits is 1296000, while the sum is 46.

The spelling of 2625406116553 in words is "two trillion, six hundred twenty-five billion, four hundred six million, one hundred sixteen thousand, five hundred fifty-three".