6780404375 has 10 divisors (see below), whose sum is σ = 8472794088. Its totient is φ = 5424323000.

The previous prime is 6780404369. The next prime is 6780404419. The reversal of 6780404375 is 5734040876.

It is not a de Polignac number, because 6780404375 - 2⁶ = 6780404311 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 5423699 + ... + 5424948.

Almost surely, 2^6780404375 is an apocalyptic number.

6780404375 is a deficient number, since it is larger than the sum of its proper divisors (1692389713).

6780404375 is an equidigital number, since it uses as much as digits as its factorization.

6780404375 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10848667 (or 10848652 counting only the distinct ones).

The product of its (nonzero) digits is 564480, while the sum is 44.

The square root of 6780404375 is about 82343.2108616126. The cubic root of 6780404375 is about 1892.7148888670.

The spelling of 6780404375 in words is "six billion, seven hundred eighty million, four hundred four thousand, three hundred seventy-five".