6137939949 has 16 divisors (see below), whose sum is σ = 8797946880. Its totient is φ = 3794111280.

The previous prime is 6137939939. The next prime is 6137939957. The reversal of 6137939949 is 9499397316.

It is not a de Polignac number, because 6137939949 - 2⁵ = 6137939917 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6137939892 and 6137939901.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6137939939) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1142887 + ... + 1148244.

It is an arithmetic number, because the mean of its divisors is an integer number (549871680).

Almost surely, 2^6137939949 is an apocalyptic number.

It is an amenable number.

6137939949 is a deficient number, since it is larger than the sum of its proper divisors (2660006931).

6137939949 is a wasteful number, since it uses less digits than its factorization.

6137939949 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2291200.

The product of its digits is 9920232, while the sum is 60.

The square root of 6137939949 is about 78345.0058969938. The cubic root of 6137939949 is about 1830.9404175395.

The spelling of 6137939949 in words is "six billion, one hundred thirty-seven million, nine hundred thirty-nine thousand, nine hundred forty-nine".