6109491550 has 24 divisors (see below), whose sum is σ = 11366533656. Its totient is φ = 2443177440.

The previous prime is 6109491517. The next prime is 6109491571. The reversal of 6109491550 is 551949016.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 218992 + ... + 245308.

It is an arithmetic number, because the mean of its divisors is an integer number (473605569).

Almost surely, 2^6109491550 is an apocalyptic number.

6109491550 is a deficient number, since it is larger than the sum of its proper divisors (5257042106).

6109491550 is a wasteful number, since it uses less digits than its factorization.

6109491550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30972 (or 30967 counting only the distinct ones).

The product of its (nonzero) digits is 48600, while the sum is 40.

The square root of 6109491550 is about 78163.2365629776. The cubic root of 6109491550 is about 1828.1073278249.

The spelling of 6109491550 in words is "six billion, one hundred nine million, four hundred ninety-one thousand, five hundred fifty".