4062145988 has 54 divisors (see below), whose sum is σ = 7715548638. Its totient is φ = 1864853120.

The previous prime is 4062145981. The next prime is 4062145991. The reversal of 4062145988 is 8895412604.

It can be written as a sum of positive squares in only one way, i.e., 3823196224 + 238949764 = 61832^2 + 15458^2 .

It is a super-2 number, since 2×4062145988² = 33002060055648992288, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4062145981) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 31008683 + ... + 31008813.

Almost surely, 2^4062145988 is an apocalyptic number.

It is an amenable number.

4062145988 is a deficient number, since it is larger than the sum of its proper divisors (3653402650).

4062145988 is a wasteful number, since it uses less digits than its factorization.

4062145988 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 401 (or 209 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 47.

The square root of 4062145988 is about 63734.9667607978. The cubic root of 4062145988 is about 1595.5797249971.

The spelling of 4062145988 in words is "four billion, sixty-two million, one hundred forty-five thousand, nine hundred eighty-eight".