3555249425553 has 32 divisors (see below), whose sum is σ = 5534159376384. Its totient is φ = 1987853841792.

The previous prime is 3555249425549. The next prime is 3555249425579.

3555249425553 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 3555249425553 - 2² = 3555249425549 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3555249425493 and 3555249425502.

It is not an unprimeable number, because it can be changed into a prime (3555249425753) 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 31 ways as a sum of consecutive naturals, for example, 3560326 + ... + 4448192.

It is an arithmetic number, because the mean of its divisors is an integer number (172942480512).

Almost surely, 2^{3555249425553} is an apocalyptic number.

It is an amenable number.

3555249425553 is a deficient number, since it is larger than the sum of its proper divisors (1978909950831).

3555249425553 is a wasteful number, since it uses less digits than its factorization.

3555249425553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 891981.

The product of its digits is 81000000, while the sum is 57.

The spelling of 3555249425553 in words is "three trillion, five hundred fifty-five billion, two hundred forty-nine million, four hundred twenty-five thousand, five hundred fifty-three".