2531200016 has 10 divisors (see below), whose sum is σ = 4904200062. Its totient is φ = 1265600000.

The previous prime is 2531199967. The next prime is 2531200019. The reversal of 2531200016 is 6100021352.

It can be written as a sum of positive squares in only one way, i.e., 2520441616 + 10758400 = 50204^2 + 3280^2 .

It is not an unprimeable number, because it can be changed into a prime (2531200019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79099985 + ... + 79100016.

Almost surely, 2^2531200016 is an apocalyptic number.

It is an amenable number.

2531200016 is a deficient number, since it is larger than the sum of its proper divisors (2373000046).

2531200016 is a wasteful number, since it uses less digits than its factorization.

2531200016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158200009 (or 158200003 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 2531200016 is about 50311.0327463072. The cubic root of 2531200016 is about 1362.8314740015.

Adding to 2531200016 its reverse (6100021352), we get a palindrome (8631221368).

The spelling of 2531200016 in words is "two billion, five hundred thirty-one million, two hundred thousand, sixteen".