2679320477 has 2 divisors, whose sum is σ = 2679320478. Its totient is φ = 2679320476.

The previous prime is 2679320447. The next prime is 2679320489. The reversal of 2679320477 is 7740239762.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1610095876 + 1069224601 = 40126^2 + 32699^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2679320477 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2679320407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1339660238 + 1339660239.

It is an arithmetic number, because the mean of its divisors is an integer number (1339660239).

Almost surely, 2^2679320477 is an apocalyptic number.

It is an amenable number.

2679320477 is a deficient number, since it is larger than the sum of its proper divisors (1).

2679320477 is an equidigital number, since it uses as much as digits as its factorization.

2679320477 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 889056, while the sum is 47.

The square root of 2679320477 is about 51762.1529401550. The cubic root of 2679320477 is about 1388.9125039500.

The spelling of 2679320477 in words is "two billion, six hundred seventy-nine million, three hundred twenty thousand, four hundred seventy-seven".