4049769657 has 8 divisors (see below), whose sum is σ = 5407205760. Its totient is φ = 2696090000.

The previous prime is 4049769601. The next prime is 4049769667. The reversal of 4049769657 is 7569679404.

4049769657 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4049769657 - 2⁸ = 4049769401 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4049769597 and 4049769606.

It is not an unprimeable number, because it can be changed into a prime (4049769667) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 936594 + ... + 940907.

It is an arithmetic number, because the mean of its divisors is an integer number (675900720).

Almost surely, 2^4049769657 is an apocalyptic number.

It is an amenable number.

4049769657 is a deficient number, since it is larger than the sum of its proper divisors (1357436103).

4049769657 is a wasteful number, since it uses less digits than its factorization.

4049769657 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1878223.

The product of its (nonzero) digits is 11430720, while the sum is 57.

The square root of 4049769657 is about 63637.8005355308. The cubic root of 4049769657 is about 1593.9576339463.

The spelling of 4049769657 in words is "four billion, forty-nine million, seven hundred sixty-nine thousand, six hundred fifty-seven".