537563655 has 16 divisors (see below), whose sum is σ = 955668960. Its totient is φ = 286700544.

The previous prime is 537563641. The next prime is 537563687. The reversal of 537563655 is 556365735.

It is a happy number.

537563655 is a `hidden beast` number, since 5 + 3 + 7 + 5 + 636 + 5 + 5 = 666.

537563655 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 537563655 - 2⁵ = 537563623 is a prime.

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

It is a self number, because there is not a number n which added to its sum of digits gives 537563655.

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, 1990842 + ... + 1991111.

It is an arithmetic number, because the mean of its divisors is an integer number (59729310).

Almost surely, 2^537563655 is an apocalyptic number.

537563655 is a deficient number, since it is larger than the sum of its proper divisors (418105305).

537563655 is a wasteful number, since it uses less digits than its factorization.

537563655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3981967 (or 3981961 counting only the distinct ones).

The product of its digits is 1417500, while the sum is 45.

The square root of 537563655 is about 23185.4190171323. The cubic root of 537563655 is about 813.0987611671.

The spelling of 537563655 in words is "five hundred thirty-seven million, five hundred sixty-three thousand, six hundred fifty-five".