5287769388 has 72 divisors (see below), whose sum is σ = 15348889920. Its totient is φ = 1518017760.

The previous prime is 5287769387. The next prime is 5287769413. The reversal of 5287769388 is 8839677825.

5287769388 is a `hidden beast` number, since 528 + 7 + 76 + 9 + 38 + 8 = 666.

It is not an unprimeable number, because it can be changed into a prime (5287769387) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 343870 + ... + 358917.

Almost surely, 2^5287769388 is an apocalyptic number.

It is an amenable number.

5287769388 is an abundant number, since it is smaller than the sum of its proper divisors (10061120532).

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

5287769388 is a wasteful number, since it uses less digits than its factorization.

5287769388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 702827 (or 702822 counting only the distinct ones).

The product of its digits is 40642560, while the sum is 63.

The square root of 5287769388 is about 72717.0501876967. The cubic root of 5287769388 is about 1742.1712213886.

It can be divided in two parts, 52877 and 69388, that added together give a triangular number (122265 = T₄₉₄).

The spelling of 5287769388 in words is "five billion, two hundred eighty-seven million, seven hundred sixty-nine thousand, three hundred eighty-eight".