42685365615 has 16 divisors (see below), whose sum is σ = 68300814816. Its totient is φ = 22764118400.

The previous prime is 42685365601. The next prime is 42685365641. The reversal of 42685365615 is 51656358624.

It is not a de Polignac number, because 42685365615 - 2⁴ = 42685365599 is a prime.

It is a super-3 number, since 3×42685365615³ (a number of 33 digits) contains 333 as substring.

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, 190585 + ... + 348845.

It is an arithmetic number, because the mean of its divisors is an integer number (4268800926).

Almost surely, 2^42685365615 is an apocalyptic number.

42685365615 is a deficient number, since it is larger than the sum of its proper divisors (25615449201).

42685365615 is a wasteful number, since it uses less digits than its factorization.

42685365615 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176250.

The product of its digits is 5184000, while the sum is 51.

The spelling of 42685365615 in words is "forty-two billion, six hundred eighty-five million, three hundred sixty-five thousand, six hundred fifteen".