1516209612 has 48 divisors (see below), whose sum is σ = 3603640320. Its totient is φ = 496028992.

The previous prime is 1516209601. The next prime is 1516209641. The reversal of 1516209612 is 2169026151.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 562933 + ... + 565619.

It is an arithmetic number, because the mean of its divisors is an integer number (75075840).

Almost surely, 2^1516209612 is an apocalyptic number.

1516209612 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1516209612 is an abundant number, since it is smaller than the sum of its proper divisors (2087430708).

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

1516209612 is a wasteful number, since it uses less digits than its factorization.

1516209612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3550 (or 3548 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 33.

The square root of 1516209612 is about 38938.5363361285. The cubic root of 1516209612 is about 1148.8228943637.

The spelling of 1516209612 in words is "one billion, five hundred sixteen million, two hundred nine thousand, six hundred twelve".