3520120207055 has 8 divisors (see below), whose sum is σ = 4224337430544. Its totient is φ = 2815967377600.

The previous prime is 3520120206947. The next prime is 3520120207067. The reversal of 3520120207055 is 5507020210253.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-3520120207055 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15978161 + ... + 16196970.

It is an arithmetic number, because the mean of its divisors is an integer number (528042178818).

Almost surely, 2^{3520120207055} is an apocalyptic number.

3520120207055 is a deficient number, since it is larger than the sum of its proper divisors (704217223489).

3520120207055 is a wasteful number, since it uses less digits than its factorization.

3520120207055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32197017.

The product of its (nonzero) digits is 21000, while the sum is 32.

The spelling of 3520120207055 in words is "three trillion, five hundred twenty billion, one hundred twenty million, two hundred seven thousand, fifty-five".