4069602042 has 16 divisors (see below), whose sum is σ = 8879131872. Its totient is φ = 1233212720.

The previous prime is 4069602041. The next prime is 4069602049. The reversal of 4069602042 is 2402069604.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a junction number, because it is equal to n+sod(n) for n = 4069601994 and 4069602012.

It is not an unprimeable number, because it can be changed into a prime (4069602041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30830253 + ... + 30830384.

It is an arithmetic number, because the mean of its divisors is an integer number (554945742).

Almost surely, 2^4069602042 is an apocalyptic number.

4069602042 is an abundant number, since it is smaller than the sum of its proper divisors (4809529830).

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

4069602042 is a wasteful number, since it uses less digits than its factorization.

4069602042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61660653.

The product of its (nonzero) digits is 20736, while the sum is 33.

The square root of 4069602042 is about 63793.4325930185. The cubic root of 4069602042 is about 1596.5553552214. Note that the first 3 decimals are identical.

The spelling of 4069602042 in words is "four billion, sixty-nine million, six hundred two thousand, forty-two".