786561535042 has 32 divisors (see below), whose sum is σ = 1213544876544. Its totient is φ = 382078944000.

The previous prime is 786561535027. The next prime is 786561535043. The reversal of 786561535042 is 240535165687.

It is not an unprimeable number, because it can be changed into a prime (786561535043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 196491013 + ... + 196495015.

It is an arithmetic number, because the mean of its divisors is an integer number (37923277392).

Almost surely, 2^786561535042 is an apocalyptic number.

786561535042 is a deficient number, since it is larger than the sum of its proper divisors (426983341502).

786561535042 is a wasteful number, since it uses less digits than its factorization.

786561535042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7354.

The product of its (nonzero) digits is 6048000, while the sum is 52.

The spelling of 786561535042 in words is "seven hundred eighty-six billion, five hundred sixty-one million, five hundred thirty-five thousand, forty-two".