5655440340 has 72 divisors (see below), whose sum is σ = 18714372768. Its totient is φ = 1371015360.

The previous prime is 5655440317. The next prime is 5655440369. The reversal of 5655440340 is 430445565.

5655440340 is a `hidden beast` number, since 565 + 54 + 4 + 0 + 3 + 40 = 666.

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

It is a junction number, because it is equal to n+sod(n) for n = 5655440295 and 5655440304.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1426162 + ... + 1430121.

It is an arithmetic number, because the mean of its divisors is an integer number (259921844).

Almost surely, 2^5655440340 is an apocalyptic number.

It is an amenable number.

5655440340 is an abundant number, since it is smaller than the sum of its proper divisors (13058932428).

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

5655440340 is a wasteful number, since it uses less digits than its factorization.

5655440340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2856309 (or 2856304 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 36.

The square root of 5655440340 is about 75202.6617879979. The cubic root of 5655440340 is about 1781.6489727163.

The spelling of 5655440340 in words is "five billion, six hundred fifty-five million, four hundred forty thousand, three hundred forty".