4072057986749 has 4 divisors (see below), whose sum is σ = 4078766484864. Its totient is φ = 4065349488636.

The previous prime is 4072057986713. The next prime is 4072057986791. The reversal of 4072057986749 is 9476897502704.

4072057986749 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 4072057986749 - 2¹⁶ = 4072057921213 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4072057986949) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3354248147 + ... + 3354249360.

It is an arithmetic number, because the mean of its divisors is an integer number (1019691621216).

Almost surely, 2^{4072057986749} is an apocalyptic number.

It is an amenable number.

4072057986749 is a deficient number, since it is larger than the sum of its proper divisors (6708498115).

4072057986749 is an equidigital number, since it uses as much as digits as its factorization.

4072057986749 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6708498114.

The product of its (nonzero) digits is 213373440, while the sum is 68.

The spelling of 4072057986749 in words is "four trillion, seventy-two billion, fifty-seven million, nine hundred eighty-six thousand, seven hundred forty-nine".