42456104775 has 96 divisors (see below), whose sum is σ = 89787348480. Its totient is φ = 19266543360.

The previous prime is 42456104771. The next prime is 42456104783. The reversal of 42456104775 is 57740165424.

42456104775 is a `hidden beast` number, since 4 + 24 + 5 + 610 + 4 + 7 + 7 + 5 = 666.

It is not a de Polignac number, because 42456104775 - 2² = 42456104771 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 42456104775.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42456104771) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 614532 + ... + 680118.

It is an arithmetic number, because the mean of its divisors is an integer number (935284880).

Almost surely, 2^42456104775 is an apocalyptic number.

42456104775 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

42456104775 is an abundant number, since it is smaller than the sum of its proper divisors (47331243705).

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

42456104775 is a wasteful number, since it uses less digits than its factorization.

42456104775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65750 (or 65739 counting only the distinct ones).

The product of its (nonzero) digits is 940800, while the sum is 45.

The spelling of 42456104775 in words is "forty-two billion, four hundred fifty-six million, one hundred four thousand, seven hundred seventy-five".