42562057770 has 128 divisors (see below), whose sum is σ = 116530202880. Its totient is φ = 11048002560.

The previous prime is 42562057753. The next prime is 42562057777. The reversal of 42562057770 is 7775026524.

42562057770 is a `hidden beast` number, since 4 + 2 + 5 + 6 + 2 + 0 + 577 + 70 = 666.

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

It is not an unprimeable number, because it can be changed into a prime (42562057777) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 5165574 + ... + 5173806.

It is an arithmetic number, because the mean of its divisors is an integer number (910392210).

Almost surely, 2^42562057770 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42562057770, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (58265101440).

42562057770 is an abundant number, since it is smaller than the sum of its proper divisors (73968145110).

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

42562057770 is a wasteful number, since it uses less digits than its factorization.

42562057770 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8757 (or 8751 counting only the distinct ones).

The product of its (nonzero) digits is 823200, while the sum is 45.

The spelling of 42562057770 in words is "forty-two billion, five hundred sixty-two million, fifty-seven thousand, seven hundred seventy".