5230277978 has 4 divisors (see below), whose sum is σ = 7845416970. Its totient is φ = 2615138988.

The previous prime is 5230277971. The next prime is 5230278019. The reversal of 5230277978 is 8797720325.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 3724294729 + 1505983249 = 61027^2 + 38807^2 .

It is not an unprimeable number, because it can be changed into a prime (5230277971) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1307569493 + ... + 1307569496.

Almost surely, 2^5230277978 is an apocalyptic number.

5230277978 is a deficient number, since it is larger than the sum of its proper divisors (2615138992).

5230277978 is a wasteful number, since it uses less digits than its factorization.

5230277978 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2615138991.

The product of its (nonzero) digits is 1481760, while the sum is 50.

The square root of 5230277978 is about 72320.6607962068. The cubic root of 5230277978 is about 1735.8342654060.

The spelling of 5230277978 in words is "five billion, two hundred thirty million, two hundred seventy-seven thousand, nine hundred seventy-eight".