1512630416 has 80 divisors (see below), whose sum is σ = 3252166848. Its totient is φ = 675840000.

The previous prime is 1512630367. The next prime is 1512630433. The reversal of 1512630416 is 6140362151.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4284896 + ... + 4285248.

Almost surely, 2^1512630416 is an apocalyptic number.

1512630416 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1512630416, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1626083424).

1512630416 is an abundant number, since it is smaller than the sum of its proper divisors (1739536432).

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

1512630416 is a wasteful number, since it uses less digits than its factorization.

1512630416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 720 (or 714 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 1512630416 is about 38892.5496207178. The cubic root of 1512630416 is about 1147.9182036926.

Adding to 1512630416 its reverse (6140362151), we get a palindrome (7652992567).

The spelling of 1512630416 in words is "one billion, five hundred twelve million, six hundred thirty thousand, four hundred sixteen".