5978042440 has 16 divisors (see below), whose sum is σ = 13450595580. Its totient is φ = 2391216960.

The previous prime is 5978042437. The next prime is 5978042443. The reversal of 5978042440 is 442408795.

It is an interprime number because it is at equal distance from previous prime (5978042437) and next prime (5978042443).

It can be written as a sum of positive squares in 2 ways, for example, as 5796385956 + 181656484 = 76134^2 + 13478^2 .

It is not an unprimeable number, because it can be changed into a prime (5978042443) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 74725491 + ... + 74725570.

Almost surely, 2^5978042440 is an apocalyptic number.

It is an amenable number.

5978042440 is an abundant number, since it is smaller than the sum of its proper divisors (7472553140).

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

5978042440 is a wasteful number, since it uses less digits than its factorization.

5978042440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149451072 (or 149451068 counting only the distinct ones).

The product of its (nonzero) digits is 322560, while the sum is 43.

The square root of 5978042440 is about 77317.8015724710. The cubic root of 5978042440 is about 1814.9012425174.

The spelling of 5978042440 in words is "five billion, nine hundred seventy-eight million, forty-two thousand, four hundred forty".