6772720126 has 8 divisors (see below), whose sum is σ = 10693768680. Its totient is φ = 3208130568.

The previous prime is 6772720091. The next prime is 6772720127. The reversal of 6772720126 is 6210272776.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6772720127) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 89114701 + ... + 89114776.

It is an arithmetic number, because the mean of its divisors is an integer number (1336721085).

Almost surely, 2^6772720126 is an apocalyptic number.

6772720126 is a deficient number, since it is larger than the sum of its proper divisors (3921048554).

6772720126 is a wasteful number, since it uses less digits than its factorization.

6772720126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 178229498.

The product of its (nonzero) digits is 98784, while the sum is 40.

The square root of 6772720126 is about 82296.5377522044. The cubic root of 6772720126 is about 1891.9996124403. Note that the first 3 decimals are identical.

The spelling of 6772720126 in words is "six billion, seven hundred seventy-two million, seven hundred twenty thousand, one hundred twenty-six".