5653355840 has 112 divisors (see below), whose sum is σ = 15324612480. Its totient is φ = 1966356480.

The previous prime is 5653355821. The next prime is 5653355861. The reversal of 5653355840 is 485533565.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is a junction number, because it is equal to n+sod(n) for n = 5653355791 and 5653355800.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46046 + ... + 115874.

Almost surely, 2^5653355840 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 5653355840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7662306240).

5653355840 is an abundant number, since it is smaller than the sum of its proper divisors (9671256640).

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

5653355840 is a wasteful number, since it uses less digits than its factorization.

5653355840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69880 (or 69870 counting only the distinct ones).

The product of its (nonzero) digits is 1080000, while the sum is 44.

The square root of 5653355840 is about 75188.8012938097. The cubic root of 5653355840 is about 1781.4300505552.

It can be divided in two parts, 565335 and 5840, that added together give a palindrome (571175).

The spelling of 5653355840 in words is "five billion, six hundred fifty-three million, three hundred fifty-five thousand, eight hundred forty".