6377743772 has 24 divisors (see below), whose sum is σ = 11405271360. Its totient is φ = 3119175360.

The previous prime is 6377743759. The next prime is 6377743787. The reversal of 6377743772 is 2773477736.

It is a happy number.

It is a Smith number, since the sum of its digits (53) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 340754 + ... + 358982.

It is an arithmetic number, because the mean of its divisors is an integer number (475219640).

Almost surely, 2^6377743772 is an apocalyptic number.

It is an amenable number.

6377743772 is a deficient number, since it is larger than the sum of its proper divisors (5027527588).

6377743772 is a wasteful number, since it uses less digits than its factorization.

6377743772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20141 (or 20139 counting only the distinct ones).

The product of its digits is 7260624, while the sum is 53.

The square root of 6377743772 is about 79860.7774317280. Note that the first 3 decimals coincide. The cubic root of 6377743772 is about 1854.4808617924.

The spelling of 6377743772 in words is "six billion, three hundred seventy-seven million, seven hundred forty-three thousand, seven hundred seventy-two".