3554120125385 has 16 divisors (see below), whose sum is σ = 4352561713152. Its totient is φ = 2785394539200.

The previous prime is 3554120125321. The next prime is 3554120125399. The reversal of 3554120125385 is 5835210214553.

It is a happy number.

It is not a de Polignac number, because 3554120125385 - 2⁶ = 3554120125321 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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, 31828361 + ... + 31939830.

It is an arithmetic number, because the mean of its divisors is an integer number (272035107072).

Almost surely, 2^{3554120125385} is an apocalyptic number.

It is an amenable number.

3554120125385 is a deficient number, since it is larger than the sum of its proper divisors (798441587767).

3554120125385 is a wasteful number, since it uses less digits than its factorization.

3554120125385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63768424.

The product of its (nonzero) digits is 720000, while the sum is 44.

The spelling of 3554120125385 in words is "three trillion, five hundred fifty-four billion, one hundred twenty million, one hundred twenty-five thousand, three hundred eighty-five".