13077288008 has 8 divisors (see below), whose sum is σ = 24519915030. Its totient is φ = 6538644000.

The previous prime is 13077287957. The next prime is 13077288019. The reversal of 13077288008 is 80088277031.

It can be written as a sum of positive squares in only one way, i.e., 11063253124 + 2014034884 = 105182^2 + 44878^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 13077288008.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 817330493 + ... + 817330508.

Almost surely, 2^13077288008 is an apocalyptic number.

It is an amenable number.

13077288008 is a deficient number, since it is larger than the sum of its proper divisors (11442627022).

13077288008 is a wasteful number, since it uses less digits than its factorization.

13077288008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1634661007 (or 1634661003 counting only the distinct ones).

The product of its (nonzero) digits is 150528, while the sum is 44.

The spelling of 13077288008 in words is "thirteen billion, seventy-seven million, two hundred eighty-eight thousand, eight".