780340103424 has 144 divisors (see below), whose sum is σ = 2637260698240. Its totient is φ = 222954301440.

The previous prime is 780340103377. The next prime is 780340103437. The reversal of 780340103424 is 424301043087.

It is a tau number, because it is divible by the number of its divisors (144).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8015647 + ... + 8112414.

Almost surely, 2^780340103424 is an apocalyptic number.

It is an amenable number.

780340103424 is an abundant number, since it is smaller than the sum of its proper divisors (1856920594816).

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

780340103424 is a wasteful number, since it uses less digits than its factorization.

780340103424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16128093 (or 16128073 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 36.

The spelling of 780340103424 in words is "seven hundred eighty billion, three hundred forty million, one hundred three thousand, four hundred twenty-four".