5540646720 has 112 divisors (see below), whose sum is σ = 20104656768. Its totient is φ = 1266432000.

The previous prime is 5540646719. The next prime is 5540646737. The reversal of 5540646720 is 276460455.

It is a tau number, because it is divible by the number of its divisors (112).

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, 405531 + ... + 418970.

It is an arithmetic number, because the mean of its divisors is an integer number (179505864).

Almost surely, 2^5540646720 is an apocalyptic number.

It is an amenable number.

5540646720 is an abundant number, since it is smaller than the sum of its proper divisors (14564010048).

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

5540646720 is a wasteful number, since it uses less digits than its factorization.

5540646720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 824528 (or 824518 counting only the distinct ones).

The product of its (nonzero) digits is 201600, while the sum is 39.

The square root of 5540646720 is about 74435.5205530263. The cubic root of 5540646720 is about 1769.5118957975.

The spelling of 5540646720 in words is "five billion, five hundred forty million, six hundred forty-six thousand, seven hundred twenty".