3554512025121 has 16 divisors (see below), whose sum is σ = 5265992891520. Its totient is φ = 2369652565680.

The previous prime is 3554512025117. The next prime is 3554512025143. The reversal of 3554512025121 is 1215202154553.

3554512025121 is a `hidden beast` number, since 3 + 554 + 51 + 2 + 0 + 2 + 51 + 2 + 1 = 666.

It is not a de Polignac number, because 3554512025121 - 2² = 3554512025117 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3554512025021) 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, 2646651 + ... + 3756831.

It is an arithmetic number, because the mean of its divisors is an integer number (329124555720).

Almost surely, 2^{3554512025121} is an apocalyptic number.

It is an amenable number.

3554512025121 is a deficient number, since it is larger than the sum of its proper divisors (1711480866399).

3554512025121 is a wasteful number, since it uses less digits than its factorization.

3554512025121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1228773 (or 1228767 counting only the distinct ones).

The product of its (nonzero) digits is 60000, while the sum is 36.

Adding to 3554512025121 its reverse (1215202154553), we get a palindrome (4769714179674).

The spelling of 3554512025121 in words is "three trillion, five hundred fifty-four billion, five hundred twelve million, twenty-five thousand, one hundred twenty-one".