4007107036721 has 4 divisors (see below), whose sum is σ = 4075024105200. Its totient is φ = 3939189968244.

The previous prime is 4007107036711. The next prime is 4007107036741. The reversal of 4007107036721 is 1276307017004.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4007107036721 - 2²⁶ = 4007039927857 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4007107036711) by changing a digit.

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, 33958534151 + ... + 33958534268.

It is an arithmetic number, because the mean of its divisors is an integer number (1018756026300).

Almost surely, 2^{4007107036721} is an apocalyptic number.

It is an amenable number.

4007107036721 is a deficient number, since it is larger than the sum of its proper divisors (67917068479).

4007107036721 is an equidigital number, since it uses as much as digits as its factorization.

4007107036721 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67917068478.

The product of its (nonzero) digits is 49392, while the sum is 38.

The spelling of 4007107036721 in words is "four trillion, seven billion, one hundred seven million, thirty-six thousand, seven hundred twenty-one".