8778465132 has 24 divisors (see below), whose sum is σ = 20513094336. Its totient is φ = 2921868048.

The previous prime is 8778465127. The next prime is 8778465133. The reversal of 8778465132 is 2315648778.

It is a super-2 number, since 2×8778465132² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (8778465133) 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 7 ways as a sum of consecutive naturals, for example, 527338 + ... + 543729.

It is an arithmetic number, because the mean of its divisors is an integer number (854712264).

Almost surely, 2^8778465132 is an apocalyptic number.

It is an amenable number.

8778465132 is an abundant number, since it is smaller than the sum of its proper divisors (11734629204).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8778465132 is a wasteful number, since it uses less digits than its factorization.

8778465132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1071757 (or 1071755 counting only the distinct ones).

The product of its digits is 2257920, while the sum is 51.

The square root of 8778465132 is about 93693.4636567568. The cubic root of 8778465132 is about 2062.8747631802.

The spelling of 8778465132 in words is "eight billion, seven hundred seventy-eight million, four hundred sixty-five thousand, one hundred thirty-two".