766474004080 has 80 divisors (see below), whose sum is σ = 1785850698240. Its totient is φ = 305936676864.

The previous prime is 766474004017. The next prime is 766474004089. The reversal of 766474004080 is 80400474667.

It is a tau number, because it is divible by the number of its divisors (80).

It is a self number, because there is not a number n which added to its sum of digits gives 766474004080.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (766474004089) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 116962084 + ... + 116968636.

It is an arithmetic number, because the mean of its divisors is an integer number (22323133728).

Almost surely, 2^766474004080 is an apocalyptic number.

It is an amenable number.

766474004080 is an abundant number, since it is smaller than the sum of its proper divisors (1019376694160).

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

766474004080 is a wasteful number, since it uses less digits than its factorization.

766474004080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9458 (or 9452 counting only the distinct ones).

The product of its (nonzero) digits is 903168, while the sum is 46.

The spelling of 766474004080 in words is "seven hundred sixty-six billion, four hundred seventy-four million, four thousand, eighty".