6142049649 has 48 divisors (see below), whose sum is σ = 9617287680. Its totient is φ = 3764517120.

The previous prime is 6142049647. The next prime is 6142049659. The reversal of 6142049649 is 9469402416.

6142049649 is a `hidden beast` number, since 614 + 20 + 4 + 9 + 6 + 4 + 9 = 666.

It is not a de Polignac number, because 6142049649 - 2¹ = 6142049647 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6142049647) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1378944 + ... + 1383390.

It is an arithmetic number, because the mean of its divisors is an integer number (200360160).

Almost surely, 2^6142049649 is an apocalyptic number.

It is an amenable number.

6142049649 is a deficient number, since it is larger than the sum of its proper divisors (3475238031).

6142049649 is a wasteful number, since it uses less digits than its factorization.

6142049649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4710 (or 4707 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 45.

The square root of 6142049649 is about 78371.2297274963. The cubic root of 6142049649 is about 1831.3489659631.

The spelling of 6142049649 in words is "six billion, one hundred forty-two million, forty-nine thousand, six hundred forty-nine".