42194051352 has 96 divisors (see below), whose sum is σ = 119364429600. Its totient is φ = 13447784448.

The previous prime is 42194051329. The next prime is 42194051353. The reversal of 42194051352 is 25315049124.

42194051352 is a `hidden beast` number, since 4 + 2 + 1 + 94 + 0 + 513 + 52 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42194051353) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 116968 + ... + 313160.

It is an arithmetic number, because the mean of its divisors is an integer number (1243379475).

Almost surely, 2^42194051352 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42194051352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (59682214800).

42194051352 is an abundant number, since it is smaller than the sum of its proper divisors (77170378248).

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

42194051352 is a wasteful number, since it uses less digits than its factorization.

42194051352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 196337 (or 196330 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 36.

The spelling of 42194051352 in words is "forty-two billion, one hundred ninety-four million, fifty-one thousand, three hundred fifty-two".