6920577772 has 12 divisors (see below), whose sum is σ = 12230922816. Its totient is φ = 3426028400.

The previous prime is 6920577761. The next prime is 6920577793. The reversal of 6920577772 is 2777750296.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8564668 + ... + 8565475.

It is an arithmetic number, because the mean of its divisors is an integer number (1019243568).

Almost surely, 2^6920577772 is an apocalyptic number.

It is an amenable number.

6920577772 is a deficient number, since it is larger than the sum of its proper divisors (5310345044).

6920577772 is a wasteful number, since it uses less digits than its factorization.

6920577772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17130248 (or 17130246 counting only the distinct ones).

The product of its (nonzero) digits is 2593080, while the sum is 52.

The square root of 6920577772 is about 83190.0100492842. The cubic root of 6920577772 is about 1905.6689206693.

The spelling of 6920577772 in words is "six billion, nine hundred twenty million, five hundred seventy-seven thousand, seven hundred seventy-two".