1516668898 has 8 divisors (see below), whose sum is σ = 2373916608. Its totient is φ = 725363364.

The previous prime is 1516668869. The next prime is 1516668911. The reversal of 1516668898 is 8988666151.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16485486 + ... + 16485577.

It is an arithmetic number, because the mean of its divisors is an integer number (296739576).

Almost surely, 2^1516668898 is an apocalyptic number.

1516668898 is a deficient number, since it is larger than the sum of its proper divisors (857247710).

1516668898 is a wasteful number, since it uses less digits than its factorization.

1516668898 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32971088.

The product of its digits is 4976640, while the sum is 58.

The square root of 1516668898 is about 38944.4334661579. The cubic root of 1516668898 is about 1148.9388820653.

The spelling of 1516668898 in words is "one billion, five hundred sixteen million, six hundred sixty-eight thousand, eight hundred ninety-eight".