8480342777 has 8 divisors (see below), whose sum is σ = 8774157000. Its totient is φ = 8186621184.

The previous prime is 8480342749. The next prime is 8480342791. The reversal of 8480342777 is 7772430848.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1004319481 + 7476023296 = 31691^2 + 86464^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8480342777 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8480342797) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 199553 + ... + 238289.

It is an arithmetic number, because the mean of its divisors is an integer number (1096769625).

Almost surely, 2^8480342777 is an apocalyptic number.

It is an amenable number.

8480342777 is a deficient number, since it is larger than the sum of its proper divisors (293814223).

8480342777 is a wasteful number, since it uses less digits than its factorization.

8480342777 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46315.

The product of its (nonzero) digits is 2107392, while the sum is 50.

The square root of 8480342777 is about 92088.7766071414. The cubic root of 8480342777 is about 2039.2531208755.

The spelling of 8480342777 in words is "eight billion, four hundred eighty million, three hundred forty-two thousand, seven hundred seventy-seven".