955780866378 has 48 divisors (see below), whose sum is σ = 2230939148256. Its totient is φ = 293983063200.

The previous prime is 955780866331. The next prime is 955780866503. The reversal of 955780866378 is 873668087559.

955780866378 is a `hidden beast` number, since 9 + 557 + 8 + 0 + 8 + 6 + 63 + 7 + 8 = 666.

955780866378 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 49200 + ... + 1383467.

It is an arithmetic number, because the mean of its divisors is an integer number (46477898922).

Almost surely, 2^955780866378 is an apocalyptic number.

955780866378 is an abundant number, since it is smaller than the sum of its proper divisors (1275158281878).

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

955780866378 is a wasteful number, since it uses less digits than its factorization.

955780866378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1435539 (or 1435536 counting only the distinct ones).

The product of its (nonzero) digits is 609638400, while the sum is 72.

The spelling of 955780866378 in words is "nine hundred fifty-five billion, seven hundred eighty million, eight hundred sixty-six thousand, three hundred seventy-eight".