905380034320 has 40 divisors (see below), whose sum is σ = 2105905909824. Its totient is φ = 361997634432.

The previous prime is 905380034311. The next prime is 905380034341. The reversal of 905380034320 is 23430083509.

It is a tau number, because it is divible by the number of its divisors (40).

It is a self number, because there is not a number n which added to its sum of digits gives 905380034320.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2223244 + ... + 2598763.

Almost surely, 2^905380034320 is an apocalyptic number.

It is an amenable number.

905380034320 is an abundant number, since it is smaller than the sum of its proper divisors (1200525875504).

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

905380034320 is a wasteful number, since it uses less digits than its factorization.

905380034320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4824367 (or 4824361 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 37.

The spelling of 905380034320 in words is "nine hundred five billion, three hundred eighty million, thirty-four thousand, three hundred twenty".