42617155105706 has 16 divisors (see below), whose sum is σ = 64187521074600. Its totient is φ = 21221475899328.

The previous prime is 42617155105667. The next prime is 42617155105711. The reversal of 42617155105706 is 60750155171624.

It can be written as a sum of positive squares in 4 ways, for example, as 19276130230681 + 23341024875025 = 4390459^2 + 4831255^2 .

It is a super-5 number, since 5×42617155105706⁵ (a number of 69 digits) contains 55555 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39758501 + ... + 40816328.

Almost surely, 2^{42617155105706} is an apocalyptic number.

42617155105706 is a deficient number, since it is larger than the sum of its proper divisors (21570365968894).

42617155105706 is a wasteful number, since it uses less digits than its factorization.

42617155105706 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80575913.

The product of its (nonzero) digits is 1764000, while the sum is 50.

The spelling of 42617155105706 in words is "forty-two trillion, six hundred seventeen billion, one hundred fifty-five million, one hundred five thousand, seven hundred six".