1516252664 has 8 divisors (see below), whose sum is σ = 2842973760. Its totient is φ = 758126328.

The previous prime is 1516252651. The next prime is 1516252669. The reversal of 1516252664 is 4662526151.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1516252669) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 94765784 + ... + 94765799.

It is an arithmetic number, because the mean of its divisors is an integer number (355371720).

Almost surely, 2^1516252664 is an apocalyptic number.

It is an amenable number.

1516252664 is a deficient number, since it is larger than the sum of its proper divisors (1326721096).

1516252664 is a wasteful number, since it uses less digits than its factorization.

1516252664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 189531589 (or 189531585 counting only the distinct ones).

The product of its digits is 86400, while the sum is 38.

The square root of 1516252664 is about 38939.0891521617. The cubic root of 1516252664 is about 1148.8337676745.

The spelling of 1516252664 in words is "one billion, five hundred sixteen million, two hundred fifty-two thousand, six hundred sixty-four".