1516016250 has 480 divisors, whose sum is σ = 5239922688. Its totient is φ = 320760000.

The previous prime is 1516016239. The next prime is 1516016263. The reversal of 1516016250 is 526106151.

It is a happy number.

1516016250 is a `hidden beast` number, since 1 + 5 + 1 + 601 + 6 + 2 + 50 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 239 ways as a sum of consecutive naturals, for example, 48903735 + ... + 48903765.

Almost surely, 2^1516016250 is an apocalyptic number.

1516016250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1516016250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2619961344).

1516016250 is an abundant number, since it is smaller than the sum of its proper divisors (3723906438).

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

1516016250 is an equidigital number, since it uses as much as digits as its factorization.

1516016250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98 (or 71 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 27.

The square root of 1516016250 is about 38936.0533439125. The cubic root of 1516016250 is about 1148.7740558798.

The spelling of 1516016250 in words is "one billion, five hundred sixteen million, sixteen thousand, two hundred fifty".