6537500463 has 8 divisors (see below), whose sum is σ = 9387180208. Its totient is φ = 4023077184.

The previous prime is 6537500461. The next prime is 6537500477. The reversal of 6537500463 is 3640057356.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 6537500463 - 2¹ = 6537500461 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39), and also a Moran number because the ratio is a prime number: 167628217 = 6537500463 / (6 + 5 + 3 + 7 + 5 + 0 + 0 + 4 + 6 + 3).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6537500461) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 83814070 + ... + 83814147.

It is an arithmetic number, because the mean of its divisors is an integer number (1173397526).

Almost surely, 2^6537500463 is an apocalyptic number.

6537500463 is a deficient number, since it is larger than the sum of its proper divisors (2849679745).

6537500463 is a wasteful number, since it uses less digits than its factorization.

6537500463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167628233.

The product of its (nonzero) digits is 226800, while the sum is 39.

The square root of 6537500463 is about 80854.8110071380. The cubic root of 6537500463 is about 1869.8376957898.

The spelling of 6537500463 in words is "six billion, five hundred thirty-seven million, five hundred thousand, four hundred sixty-three".