2078732144 has 40 divisors (see below), whose sum is σ = 4221781872. Its totient is φ = 990420480.

The previous prime is 2078732141. The next prime is 2078732147. The reversal of 2078732144 is 4412378702.

It is an interprime number because it is at equal distance from previous prime (2078732141) and next prime (2078732147).

It is a super-2 number, since 2×2078732144² = 8642254652997673472, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2078732098 and 2078732107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2078732141) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8639 + ... + 65054.

Almost surely, 2^2078732144 is an apocalyptic number.

It is an amenable number.

2078732144 is an abundant number, since it is smaller than the sum of its proper divisors (2143049728).

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

2078732144 is a wasteful number, since it uses less digits than its factorization.

2078732144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73785 (or 73779 counting only the distinct ones).

The product of its (nonzero) digits is 75264, while the sum is 38.

The square root of 2078732144 is about 45593.1150942771. The cubic root of 2078732144 is about 1276.2414449933.

The spelling of 2078732144 in words is "two billion, seventy-eight million, seven hundred thirty-two thousand, one hundred forty-four".