6136450644 has 24 divisors (see below), whose sum is σ = 14321601280. Its totient is φ = 2045024064.

The previous prime is 6136450631. The next prime is 6136450681. The reversal of 6136450644 is 4460546316.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 552 + ... + 110784.

Almost surely, 2^6136450644 is an apocalyptic number.

It is an amenable number.

6136450644 is an abundant number, since it is smaller than the sum of its proper divisors (8185150636).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6136450644 is a wasteful number, since it uses less digits than its factorization.

6136450644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114879 (or 114877 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 39.

The square root of 6136450644 is about 78335.5005345597. The cubic root of 6136450644 is about 1830.7923195720.

The spelling of 6136450644 in words is "six billion, one hundred thirty-six million, four hundred fifty thousand, six hundred forty-four".