42850294478172 has 126 divisors (see below), whose sum is σ = 116174385078864. Its totient is φ = 13822674734160.

The previous prime is 42850294478099. The next prime is 42850294478207. The reversal of 42850294478172 is 27187449205824.

42850294478172 is a `hidden beast` number, since 4 + 2 + 8 + 5 + 0 + 2 + 94 + 478 + 1 + 72 = 666.

It is a super-3 number, since 3×42850294478172³ (a number of 42 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 41 ways as a sum of consecutive naturals, for example, 4843348 + ... + 10447899.

Almost surely, 2^{42850294478172} is an apocalyptic number.

It is an amenable number.

42850294478172 is an abundant number, since it is smaller than the sum of its proper divisors (73324090600692).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42850294478172 is a wasteful number, since it uses less digits than its factorization.

42850294478172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15291331 (or 15291283 counting only the distinct ones).

The product of its (nonzero) digits is 72253440, while the sum is 63.

The spelling of 42850294478172 in words is "forty-two trillion, eight hundred fifty billion, two hundred ninety-four million, four hundred seventy-eight thousand, one hundred seventy-two".