42865000365 has 16 divisors (see below), whose sum is σ = 74818910016. Its totient is φ = 20783030400.

The previous prime is 42865000349. The next prime is 42865000393. The reversal of 42865000365 is 56300056824.

It is not a de Polignac number, because 42865000365 - 2⁴ = 42865000349 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 129893776 + ... + 129894105.

It is an arithmetic number, because the mean of its divisors is an integer number (4676181876).

Almost surely, 2^42865000365 is an apocalyptic number.

It is an amenable number.

42865000365 is a deficient number, since it is larger than the sum of its proper divisors (31953909651).

42865000365 is a wasteful number, since it uses less digits than its factorization.

42865000365 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 259787900.

The product of its (nonzero) digits is 172800, while the sum is 39.

The spelling of 42865000365 in words is "forty-two billion, eight hundred sixty-five million, three hundred sixty-five", and thus it is an aban number.