1516749066 has 48 divisors (see below), whose sum is σ = 3857278464. Its totient is φ = 421643232.

The previous prime is 1516749037. The next prime is 1516749083. The reversal of 1516749066 is 6609476151.

1516749066 is a `hidden beast` number, since 1 + 516 + 74 + 9 + 0 + 66 = 666.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 158010 + ... + 167333.

It is an arithmetic number, because the mean of its divisors is an integer number (80359968).

Almost surely, 2^1516749066 is an apocalyptic number.

1516749066 is an abundant number, since it is smaller than the sum of its proper divisors (2340529398).

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

1516749066 is a wasteful number, since it uses less digits than its factorization.

1516749066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 325395 (or 325392 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 45.

The square root of 1516749066 is about 38945.4627139029. The cubic root of 1516749066 is about 1148.9591252244.

The spelling of 1516749066 in words is "one billion, five hundred sixteen million, seven hundred forty-nine thousand, sixty-six".