8485514779 has 48 divisors (see below), whose sum is σ = 10722201600. Its totient is φ = 6673254336.

The previous prime is 8485514777. The next prime is 8485514797. The reversal of 8485514779 is 9774155848.

It is not a de Polignac number, because 8485514779 - 2¹ = 8485514777 is a prime.

It is a super-2 number, since 2×8485514779² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (8485514777) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5083357 + ... + 5085025.

It is an arithmetic number, because the mean of its divisors is an integer number (223379200).

Almost surely, 2^8485514779 is an apocalyptic number.

8485514779 is a deficient number, since it is larger than the sum of its proper divisors (2236686821).

8485514779 is a wasteful number, since it uses less digits than its factorization.

8485514779 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1872 (or 1865 counting only the distinct ones).

The product of its digits is 11289600, while the sum is 58.

The square root of 8485514779 is about 92116.8539356398. The cubic root of 8485514779 is about 2039.6676040350.

The spelling of 8485514779 in words is "eight billion, four hundred eighty-five million, five hundred fourteen thousand, seven hundred seventy-nine".