457453182042 has 128 divisors (see below), whose sum is σ = 1070784126720. Its totient is φ = 144617840640.

The previous prime is 457453182041. The next prime is 457453182049. The reversal of 457453182042 is 240281354754.

457453182042 is a `hidden beast` number, since 4 + 5 + 74 + 531 + 8 + 2 + 0 + 42 = 666.

It is not an unprimeable number, because it can be changed into a prime (457453182041) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 11918242 + ... + 11956562.

It is an arithmetic number, because the mean of its divisors is an integer number (8365500990).

Almost surely, 2^457453182042 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 457453182042, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (535392063360).

457453182042 is an abundant number, since it is smaller than the sum of its proper divisors (613330944678).

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

457453182042 is a wasteful number, since it uses less digits than its factorization.

457453182042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38525 (or 38519 counting only the distinct ones).

The product of its (nonzero) digits is 1075200, while the sum is 45.

The spelling of 457453182042 in words is "four hundred fifty-seven billion, four hundred fifty-three million, one hundred eighty-two thousand, forty-two".