2739109506 has 32 divisors (see below), whose sum is σ = 6388598400. Its totient is φ = 782602128.

The previous prime is 2739109493. The next prime is 2739109507. The reversal of 2739109506 is 6059019372.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2739109507) 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, 663421 + ... + 667536.

It is an arithmetic number, because the mean of its divisors is an integer number (199643700).

Almost surely, 2^2739109506 is an apocalyptic number.

2739109506 is an abundant number, since it is smaller than the sum of its proper divisors (3649488894).

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

2739109506 is a wasteful number, since it uses less digits than its factorization.

2739109506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1330983 (or 1330969 counting only the distinct ones).

The product of its (nonzero) digits is 102060, while the sum is 42.

The square root of 2739109506 is about 52336.5026152875. The cubic root of 2739109506 is about 1399.1677887345.

The spelling of 2739109506 in words is "two billion, seven hundred thirty-nine million, one hundred nine thousand, five hundred six".