42294307140 has 120 divisors (see below), whose sum is σ = 140483535192. Its totient is φ = 10615034880.

The previous prime is 42294307093. The next prime is 42294307169. The reversal of 42294307140 is 4170349224.

42294307140 is a `hidden beast` number, since 422 + 94 + 3 + 0 + 7 + 140 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 1535542596 + 40758764544 = 39186^2 + 201888^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 42294307095 and 42294307104.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 740331 + ... + 795410.

Almost surely, 2^42294307140 is an apocalyptic number.

It is an amenable number.

42294307140 is an abundant number, since it is smaller than the sum of its proper divisors (98189228052).

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

42294307140 is a wasteful number, since it uses less digits than its factorization.

42294307140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1535779 (or 1535768 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 36.

The spelling of 42294307140 in words is "forty-two billion, two hundred ninety-four million, three hundred seven thousand, one hundred forty".