6740740734 has 64 divisors (see below), whose sum is σ = 17041092096. Its totient is φ = 1729724544.

The previous prime is 6740740733. The next prime is 6740740753. The reversal of 6740740734 is 4370470476.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6740740733) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 146632 + ... + 187035.

It is an arithmetic number, because the mean of its divisors is an integer number (266267064).

Almost surely, 2^6740740734 is an apocalyptic number.

6740740734 is an abundant number, since it is smaller than the sum of its proper divisors (10300351362).

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

6740740734 is a wasteful number, since it uses less digits than its factorization.

6740740734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 333729.

The product of its (nonzero) digits is 395136, while the sum is 42.

The square root of 6740740734 is about 82102.0141896653. The cubic root of 6740740734 is about 1889.0170354027.

The spelling of 6740740734 in words is "six billion, seven hundred forty million, seven hundred forty thousand, seven hundred thirty-four".