8461756536 has 32 divisors (see below), whose sum is σ = 21233048400. Its totient is φ = 2810097920.

The previous prime is 8461756517. The next prime is 8461756547. The reversal of 8461756536 is 6356571648.

It is a congruent number.

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, 648885 + ... + 661796.

Almost surely, 2^8461756536 is an apocalyptic number.

It is an amenable number.

8461756536 is an abundant number, since it is smaller than the sum of its proper divisors (12771291864).

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

8461756536 is a wasteful number, since it uses less digits than its factorization.

8461756536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1310959 (or 1310955 counting only the distinct ones).

The product of its digits is 3628800, while the sum is 51.

The square root of 8461756536 is about 91987.8064528120. The cubic root of 8461756536 is about 2037.7622309232.

The spelling of 8461756536 in words is "eight billion, four hundred sixty-one million, seven hundred fifty-six thousand, five hundred thirty-six".