620042256413525 has 24 divisors (see below), whose sum is σ = 840938013379584. Its totient is φ = 449762434198400.

The previous prime is 620042256413491. The next prime is 620042256413533. The reversal of 620042256413525 is 525314652240026.

It is a de Polignac number, because none of the positive numbers 2^k-620042256413525 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 620042256413525.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2943366104 + ... + 2943576753.

It is an arithmetic number, because the mean of its divisors is an integer number (35039083890816).

Almost surely, 2^{620042256413525} is an apocalyptic number.

It is an amenable number.

620042256413525 is a deficient number, since it is larger than the sum of its proper divisors (220895756966059).

620042256413525 is a wasteful number, since it uses less digits than its factorization.

620042256413525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5886943261 (or 5886943256 counting only the distinct ones).

The product of its (nonzero) digits is 3456000, while the sum is 47.

The spelling of 620042256413525 in words is "six hundred twenty trillion, forty-two billion, two hundred fifty-six million, four hundred thirteen thousand, five hundred twenty-five".