6736447740 has 48 divisors (see below), whose sum is σ = 20576787840. Its totient is φ = 1633078080.

The previous prime is 6736447733. The next prime is 6736447741. The reversal of 6736447740 is 477446376.

It is a super-2 number, since 2×6736447740² = 90759456307502215200, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 6736447740.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6736447741) 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, 5102710 + ... + 5104029.

It is an arithmetic number, because the mean of its divisors is an integer number (428683080).

Almost surely, 2^6736447740 is an apocalyptic number.

6736447740 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

6736447740 is an abundant number, since it is smaller than the sum of its proper divisors (13840340100).

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

6736447740 is a wasteful number, since it uses less digits than its factorization.

6736447740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10206762 (or 10206760 counting only the distinct ones).

The product of its (nonzero) digits is 2370816, while the sum is 48.

The square root of 6736447740 is about 82075.8657584555. The cubic root of 6736447740 is about 1888.6159290896.

The spelling of 6736447740 in words is "six billion, seven hundred thirty-six million, four hundred forty-seven thousand, seven hundred forty".