5204787840 has 576 divisors, whose sum is σ = 21713196960. Its totient is φ = 1187923968.

The previous prime is 5204787827. The next prime is 5204787893. The reversal of 5204787840 is 487874025.

5204787840 is a `hidden beast` number, since 520 + 4 + 7 + 87 + 8 + 40 = 666.

It is a tau number, because it is divible by the number of its divisors (576).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 7620139 + ... + 7620821.

Almost surely, 2^5204787840 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5204787840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10856598480).

5204787840 is an abundant number, since it is smaller than the sum of its proper divisors (16508409120).

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

5204787840 is an equidigital number, since it uses as much as digits as its factorization.

5204787840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 731 (or 700 counting only the distinct ones).

The product of its (nonzero) digits is 501760, while the sum is 45.

The square root of 5204787840 is about 72144.2155685402. The cubic root of 5204787840 is about 1733.0097673477.

The spelling of 5204787840 in words is "five billion, two hundred four million, seven hundred eighty-seven thousand, eight hundred forty".