2378966049 has 12 divisors (see below), whose sum is σ = 3436775316. Its totient is φ = 1585750752.

The previous prime is 2378966047. The next prime is 2378966069. The reversal of 2378966049 is 9406698732.

It is a happy number.

2378966049 is a `hidden beast` number, since 23 + 7 + 8 + 9 + 6 + 604 + 9 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 1629575424 + 749390625 = 40368^2 + 27375^2 .

It is not a de Polignac number, because 2378966049 - 2¹ = 2378966047 is a prime.

It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 2378965986 and 2378966004.

It is not an unprimeable number, because it can be changed into a prime (2378966047) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 69247 + ... + 97739.

It is an arithmetic number, because the mean of its divisors is an integer number (286397943).

Almost surely, 2^2378966049 is an apocalyptic number.

It is an amenable number.

2378966049 is a deficient number, since it is larger than the sum of its proper divisors (1057809267).

2378966049 is a wasteful number, since it uses less digits than its factorization.

2378966049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37776 (or 37773 counting only the distinct ones).

The product of its (nonzero) digits is 3919104, while the sum is 54.

The square root of 2378966049 is about 48774.6455548372. The cubic root of 2378966049 is about 1334.9430788338.

The spelling of 2378966049 in words is "two billion, three hundred seventy-eight million, nine hundred sixty-six thousand, forty-nine".