1516465442 has 16 divisors (see below), whose sum is σ = 2338875000. Its totient is φ = 736978560.

The previous prime is 1516465421. The next prime is 1516465459. The reversal of 1516465442 is 2445646151.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 212605561 + 1303859881 = 14581^2 + 36109^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1516465396 and 1516465405.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12317 + ... + 56432.

Almost surely, 2^1516465442 is an apocalyptic number.

1516465442 is a deficient number, since it is larger than the sum of its proper divisors (822409558).

1516465442 is a wasteful number, since it uses less digits than its factorization.

1516465442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69061.

The product of its digits is 115200, while the sum is 38.

The square root of 1516465442 is about 38941.8212465724. The cubic root of 1516465442 is about 1148.8875043469.

The spelling of 1516465442 in words is "one billion, five hundred sixteen million, four hundred sixty-five thousand, four hundred forty-two".