8537056646 has 4 divisors (see below), whose sum is σ = 12805584972. Its totient is φ = 4268528322.

The previous prime is 8537056631. The next prime is 8537056667. The reversal of 8537056646 is 6466507358.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 8537056594 and 8537056603.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2134264160 + ... + 2134264163.

It is an arithmetic number, because the mean of its divisors is an integer number (3201396243).

Almost surely, 2^8537056646 is an apocalyptic number.

8537056646 is a deficient number, since it is larger than the sum of its proper divisors (4268528326).

8537056646 is a wasteful number, since it uses less digits than its factorization.

8537056646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4268528325.

The product of its (nonzero) digits is 3628800, while the sum is 50.

The square root of 8537056646 is about 92396.1938934716. The cubic root of 8537056646 is about 2043.7889858349.

The spelling of 8537056646 in words is "eight billion, five hundred thirty-seven million, fifty-six thousand, six hundred forty-six".