655360416 has 48 divisors (see below), whose sum is σ = 1911470400. Its totient is φ = 218453184.

The previous prime is 655360403. The next prime is 655360439. The reversal of 655360416 is 614063556.

655360416 is a `hidden beast` number, since 6 + 553 + 60 + 41 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 378396 + ... + 380123.

It is an arithmetic number, because the mean of its divisors is an integer number (39822300).

Almost surely, 2^655360416 is an apocalyptic number.

It is an amenable number.

655360416 is an abundant number, since it is smaller than the sum of its proper divisors (1256109984).

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

655360416 is a wasteful number, since it uses less digits than its factorization.

655360416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 758538 (or 758524 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 36.

The square root of 655360416 is about 25600.0081249987. The cubic root of 655360416 is about 868.6138210990.

The spelling of 655360416 in words is "six hundred fifty-five million, three hundred sixty thousand, four hundred sixteen".