42269855994 has 20 divisors (see below), whose sum is σ = 94715788794. Its totient is φ = 14089951944.

The previous prime is 42269855993. The next prime is 42269856119. The reversal of 42269855994 is 49955896224.

It can be written as a sum of positive squares in only one way, i.e., 36766145025 + 5503710969 = 191745^2 + 74187^2 .

It is not an unprimeable number, because it can be changed into a prime (42269855993) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 130462357 + ... + 130462680.

Almost surely, 2^42269855994 is an apocalyptic number.

42269855994 is an abundant number, since it is smaller than the sum of its proper divisors (52445932800).

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

42269855994 is a wasteful number, since it uses less digits than its factorization.

42269855994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 260925051 (or 260925042 counting only the distinct ones).

The product of its digits is 55987200, while the sum is 63.

The spelling of 42269855994 in words is "forty-two billion, two hundred sixty-nine million, eight hundred fifty-five thousand, nine hundred ninety-four".