3120561143477 has 16 divisors (see below), whose sum is σ = 3342893630400. Its totient is φ = 2904161091840.

The previous prime is 3120561143429. The next prime is 3120561143573. The reversal of 3120561143477 is 7743411650213.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3120561143477 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3120561145477) 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, 798452 + ... + 2622717.

It is an arithmetic number, because the mean of its divisors is an integer number (208930851900).

Almost surely, 2^{3120561143477} is an apocalyptic number.

It is an amenable number.

3120561143477 is a deficient number, since it is larger than the sum of its proper divisors (222332486923).

3120561143477 is a wasteful number, since it uses less digits than its factorization.

3120561143477 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3422036.

The product of its (nonzero) digits is 423360, while the sum is 44.

The spelling of 3120561143477 in words is "three trillion, one hundred twenty billion, five hundred sixty-one million, one hundred forty-three thousand, four hundred seventy-seven".