42045777245 has 8 divisors (see below), whose sum is σ = 52082511360. Its totient is φ = 32551569360.

The previous prime is 42045777229. The next prime is 42045777251. The reversal of 42045777245 is 54277754024.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 42045777245 - 2⁴ = 42045777229 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 42045777245.

It is a congruent number.

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, 135631385 + ... + 135631694.

It is an arithmetic number, because the mean of its divisors is an integer number (6510313920).

Almost surely, 2^42045777245 is an apocalyptic number.

It is an amenable number.

42045777245 is a deficient number, since it is larger than the sum of its proper divisors (10036734115).

42045777245 is a wasteful number, since it uses less digits than its factorization.

42045777245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 271263115.

The product of its (nonzero) digits is 2195200, while the sum is 47.

The spelling of 42045777245 in words is "forty-two billion, forty-five million, seven hundred seventy-seven thousand, two hundred forty-five".