2478891162 has 16 divisors (see below), whose sum is σ = 5408489952. Its totient is φ = 751179120.

The previous prime is 2478891157. The next prime is 2478891167. The reversal of 2478891162 is 2611988742.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2478891157) and next prime (2478891167).

It is a super-2 number, since 2×2478891162² = 12289802786083420488, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2478891167) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18779413 + ... + 18779544.

It is an arithmetic number, because the mean of its divisors is an integer number (338030622).

Almost surely, 2^2478891162 is an apocalyptic number.

2478891162 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2478891162 is an abundant number, since it is smaller than the sum of its proper divisors (2929598790).

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

2478891162 is a wasteful number, since it uses less digits than its factorization.

2478891162 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37558973.

The product of its digits is 387072, while the sum is 48.

The square root of 2478891162 is about 49788.4641458240. The cubic root of 2478891162 is about 1353.3781263670.

The spelling of 2478891162 in words is "two billion, four hundred seventy-eight million, eight hundred ninety-one thousand, one hundred sixty-two".