4051211040 has 72 divisors (see below), whose sum is σ = 13824762588. Its totient is φ = 1080322560.

The previous prime is 4051211029. The next prime is 4051211063. The reversal of 4051211040 is 401121504.

4051211040 is a `hidden beast` number, since 4 + 0 + 512 + 110 + 40 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 3335755536 + 715455504 = 57756^2 + 26748^2 .

It is a tau number, because it is divible by the number of its divisors (72).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1405231 + ... + 1408110.

Almost surely, 2^4051211040 is an apocalyptic number.

4051211040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4051211040 is an abundant number, since it is smaller than the sum of its proper divisors (9773551548).

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

4051211040 is a wasteful number, since it uses less digits than its factorization.

4051211040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2813362 (or 2813351 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 18.

The square root of 4051211040 is about 63649.1244244569. The cubic root of 4051211040 is about 1594.1467172038.

Adding to 4051211040 its reverse (401121504), we get a palindrome (4452332544).

The spelling of 4051211040 in words is "four billion, fifty-one million, two hundred eleven thousand, forty".