4029977142 has 12 divisors (see below), whose sum is σ = 8731617180. Its totient is φ = 1343325708.

The previous prime is 4029977129. The next prime is 4029977219. The reversal of 4029977142 is 2417799204.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 111943792 + ... + 111943827.

It is an arithmetic number, because the mean of its divisors is an integer number (727634765).

Almost surely, 2^4029977142 is an apocalyptic number.

4029977142 is an abundant number, since it is smaller than the sum of its proper divisors (4701640038).

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

4029977142 is a wasteful number, since it uses less digits than its factorization.

4029977142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 223887627 (or 223887624 counting only the distinct ones).

The product of its (nonzero) digits is 254016, while the sum is 45.

The square root of 4029977142 is about 63482.1009576715. The cubic root of 4029977142 is about 1591.3566657592.

The spelling of 4029977142 in words is "four billion, twenty-nine million, nine hundred seventy-seven thousand, one hundred forty-two".