42142563052 has 6 divisors (see below), whose sum is σ = 73749485348. Its totient is φ = 21071281524.

The previous prime is 42142563017. The next prime is 42142563053. The reversal of 42142563052 is 25036524124.

It is a junction number, because it is equal to n+sod(n) for n = 42142562999 and 42142563017.

It is not an unprimeable number, because it can be changed into a prime (42142563053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5267820378 + ... + 5267820385.

Almost surely, 2^42142563052 is an apocalyptic number.

It is an amenable number.

42142563052 is a deficient number, since it is larger than the sum of its proper divisors (31606922296).

42142563052 is a wasteful number, since it uses less digits than its factorization.

42142563052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10535640767 (or 10535640765 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 34.

The spelling of 42142563052 in words is "forty-two billion, one hundred forty-two million, five hundred sixty-three thousand, fifty-two".