6977218082 has 4 divisors (see below), whose sum is σ = 10465827126. Its totient is φ = 3488609040.

The previous prime is 6977218069. The next prime is 6977218093. The reversal of 6977218082 is 2808127796.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 5660907121 + 1316310961 = 75239^2 + 36281^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 6977218082.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1744304519 + ... + 1744304522.

Almost surely, 2^6977218082 is an apocalyptic number.

6977218082 is a deficient number, since it is larger than the sum of its proper divisors (3488609044).

6977218082 is a wasteful number, since it uses less digits than its factorization.

6977218082 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3488609043.

The product of its (nonzero) digits is 677376, while the sum is 50.

The square root of 6977218082 is about 83529.7436964822. The cubic root of 6977218082 is about 1910.8536777638.

The spelling of 6977218082 in words is "six billion, nine hundred seventy-seven million, two hundred eighteen thousand, eighty-two".