42253025042 has 16 divisors (see below), whose sum is σ = 63776946240. Its totient is φ = 20994114288.

The previous prime is 42253025021. The next prime is 42253025093. The reversal of 42253025042 is 24052035224.

It is a junction number, because it is equal to n+sod(n) for n = 42253024996 and 42253025014.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1326608 + ... + 1358084.

It is an arithmetic number, because the mean of its divisors is an integer number (3986059140).

Almost surely, 2^42253025042 is an apocalyptic number.

42253025042 is a deficient number, since it is larger than the sum of its proper divisors (21523921198).

42253025042 is a wasteful number, since it uses less digits than its factorization.

42253025042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35665.

The product of its (nonzero) digits is 19200, while the sum is 29.

The spelling of 42253025042 in words is "forty-two billion, two hundred fifty-three million, twenty-five thousand, forty-two".