769541681040 has 160 divisors (see below), whose sum is σ = 2602772269056. Its totient is φ = 186532462080.

The previous prime is 769541681033. The next prime is 769541681059. The reversal of 769541681040 is 40186145967.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 32203977 + ... + 32227863.

Almost surely, 2^769541681040 is an apocalyptic number.

It is an amenable number.

769541681040 is an abundant number, since it is smaller than the sum of its proper divisors (1833230588016).

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

769541681040 is a wasteful number, since it uses less digits than its factorization.

769541681040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36117 (or 36111 counting only the distinct ones).

The product of its (nonzero) digits is 1451520, while the sum is 51.

The spelling of 769541681040 in words is "seven hundred sixty-nine billion, five hundred forty-one million, six hundred eighty-one thousand, forty".