8077677401 has 4 divisors (see below), whose sum is σ = 8210098404. Its totient is φ = 7945256400.

The previous prime is 8077677379. The next prime is 8077677431. The reversal of 8077677401 is 1047767708.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 702303001 + 7375374400 = 26501^2 + 85880^2 .

It is a cyclic number.

It is not a de Polignac number, because 8077677401 - 2¹⁸ = 8077415257 is a prime.

It is a super-2 number, since 2×8077677401² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8077677431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 66210410 + ... + 66210531.

It is an arithmetic number, because the mean of its divisors is an integer number (2052524601).

Almost surely, 2^8077677401 is an apocalyptic number.

It is an amenable number.

8077677401 is a deficient number, since it is larger than the sum of its proper divisors (132421003).

8077677401 is a wasteful number, since it uses less digits than its factorization.

8077677401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132421002.

The product of its (nonzero) digits is 460992, while the sum is 47.

The square root of 8077677401 is about 89875.9000010570. The cubic root of 8077677401 is about 2006.4522784166.

The spelling of 8077677401 in words is "eight billion, seventy-seven million, six hundred seventy-seven thousand, four hundred one".