42045777202 has 48 divisors (see below), whose sum is σ = 74780429976. Its totient is φ = 17612179200.

The previous prime is 42045777199. The next prime is 42045777211. The reversal of 42045777202 is 20277754024.

42045777202 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 12640729761 + 29405047441 = 112431^2 + 171479^2 .

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1930252 + ... + 1951912.

Almost surely, 2^42045777202 is an apocalyptic number.

42045777202 is a deficient number, since it is larger than the sum of its proper divisors (32734652774).

42045777202 is a wasteful number, since it uses less digits than its factorization.

42045777202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22315 (or 22304 counting only the distinct ones).

The product of its (nonzero) digits is 219520, while the sum is 40.

The spelling of 42045777202 in words is "forty-two billion, forty-five million, seven hundred seventy-seven thousand, two hundred two".