1516348690 has 32 divisors (see below), whose sum is σ = 2782543680. Its totient is φ = 594817344.

The previous prime is 1516348679. The next prime is 1516348721. The reversal of 1516348690 is 968436151.

It is a super-2 number, since 2×1516348690² = 4598626699329432200, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 148489 + ... + 158371.

It is an arithmetic number, because the mean of its divisors is an integer number (86954490).

Almost surely, 2^1516348690 is an apocalyptic number.

1516348690 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1516348690 is a deficient number, since it is larger than the sum of its proper divisors (1266194990).

1516348690 is a wasteful number, since it uses less digits than its factorization.

1516348690 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10186.

The product of its (nonzero) digits is 155520, while the sum is 43.

The square root of 1516348690 is about 38940.3221609683. The cubic root of 1516348690 is about 1148.8580194775.

The spelling of 1516348690 in words is "one billion, five hundred sixteen million, three hundred forty-eight thousand, six hundred ninety".