5686655400 has 144 divisors (see below), whose sum is σ = 19542082560. Its totient is φ = 1481155200.

The previous prime is 5686655383. The next prime is 5686655411. The reversal of 5686655400 is 45566865.

It is a happy number.

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

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 40665 + ... + 114135.

Almost surely, 2^5686655400 is an apocalyptic number.

5686655400 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5686655400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9771041280).

5686655400 is an abundant number, since it is smaller than the sum of its proper divisors (13855427160).

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

5686655400 is a wasteful number, since it uses less digits than its factorization.

5686655400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73536 (or 73524 counting only the distinct ones).

The product of its (nonzero) digits is 864000, while the sum is 45.

The square root of 5686655400 is about 75409.9157936143. The cubic root of 5686655400 is about 1784.9208824947.

The spelling of 5686655400 in words is "five billion, six hundred eighty-six million, six hundred fifty-five thousand, four hundred".