6538763451 has 16 divisors (see below), whose sum is σ = 9516336768. Its totient is φ = 3960633600.

The previous prime is 6538763411. The next prime is 6538763461. The reversal of 6538763451 is 1543678356.

It is not a de Polignac number, because 6538763451 - 2¹⁴ = 6538747067 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6538763451.

It is not an unprimeable number, because it can be changed into a prime (6538763401) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3531 + ... + 114411.

It is an arithmetic number, because the mean of its divisors is an integer number (594771048).

Almost surely, 2^6538763451 is an apocalyptic number.

6538763451 is a deficient number, since it is larger than the sum of its proper divisors (2977573317).

6538763451 is a wasteful number, since it uses less digits than its factorization.

6538763451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112682.

The product of its digits is 1814400, while the sum is 48.

The square root of 6538763451 is about 80862.6208516642. The cubic root of 6538763451 is about 1869.9581001412.

The spelling of 6538763451 in words is "six billion, five hundred thirty-eight million, seven hundred sixty-three thousand, four hundred fifty-one".