6158109315949 has 16 divisors (see below), whose sum is σ = 6294878343936. Its totient is φ = 6021581608000.

The previous prime is 6158109315937. The next prime is 6158109315959. The reversal of 6158109315949 is 9495139018516.

It is a cyclic number.

It is not a de Polignac number, because 6158109315949 - 2⁷ = 6158109315821 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 (6158109315959) 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, 529906359 + ... + 529917979.

It is an arithmetic number, because the mean of its divisors is an integer number (393429896496).

Almost surely, 2^{6158109315949} is an apocalyptic number.

It is an amenable number.

6158109315949 is a deficient number, since it is larger than the sum of its proper divisors (136769027987).

6158109315949 is a wasteful number, since it uses less digits than its factorization.

6158109315949 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20996.

The product of its (nonzero) digits is 10497600, while the sum is 61.

The spelling of 6158109315949 in words is "six trillion, one hundred fifty-eight billion, one hundred nine million, three hundred fifteen thousand, nine hundred forty-nine".