315400016 has 10 divisors (see below), whose sum is σ = 611087562. Its totient is φ = 157700000.

The previous prime is 315400013. The next prime is 315400037. The reversal of 315400016 is 610004513.

It can be written as a sum of positive squares in only one way, i.e., 259210000 + 56190016 = 16100^2 + 7496^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (315400013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9856235 + ... + 9856266.

Almost surely, 2^315400016 is an apocalyptic number.

It is an amenable number.

315400016 is a deficient number, since it is larger than the sum of its proper divisors (295687546).

315400016 is a wasteful number, since it uses less digits than its factorization.

315400016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19712509 (or 19712503 counting only the distinct ones).

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

The square root of 315400016 is about 17759.5049480553. The cubic root of 315400016 is about 680.6971051844.

Adding to 315400016 its reverse (610004513), we get a palindrome (925404529).

The spelling of 315400016 in words is "three hundred fifteen million, four hundred thousand, sixteen".