620523547265 has 16 divisors (see below), whose sum is σ = 764511906816. Its totient is φ = 483217737600.

The previous prime is 620523547253. The next prime is 620523547283. The reversal of 620523547265 is 562745325026.

It is a de Polignac number, because none of the positive numbers 2^k-620523547265 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3325601 + ... + 3507230.

It is an arithmetic number, because the mean of its divisors is an integer number (47781994176).

Almost surely, 2^620523547265 is an apocalyptic number.

It is an amenable number.

620523547265 is a deficient number, since it is larger than the sum of its proper divisors (143988359551).

620523547265 is a wasteful number, since it uses less digits than its factorization.

620523547265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6833320.

The product of its (nonzero) digits is 3024000, while the sum is 47.

The spelling of 620523547265 in words is "six hundred twenty billion, five hundred twenty-three million, five hundred forty-seven thousand, two hundred sixty-five".