4067631020 has 12 divisors (see below), whose sum is σ = 8542025184. Its totient is φ = 1627052400.

The previous prime is 4067631019. The next prime is 4067631067. The reversal of 4067631020 is 201367604.

It is a super-2 number, since 2×4067631020² = 33091244229732480800, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 101690756 + ... + 101690795.

It is an arithmetic number, because the mean of its divisors is an integer number (711835432).

Almost surely, 2^4067631020 is an apocalyptic number.

It is an amenable number.

4067631020 is an abundant number, since it is smaller than the sum of its proper divisors (4474394164).

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

4067631020 is a wasteful number, since it uses less digits than its factorization.

4067631020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 203381560 (or 203381558 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 29.

The square root of 4067631020 is about 63777.9822509305. The cubic root of 4067631020 is about 1596.2975614724.

Adding to 4067631020 its reverse (201367604), we get a palindrome (4268998624).

The spelling of 4067631020 in words is "four billion, sixty-seven million, six hundred thirty-one thousand, twenty".