1516165475 has 24 divisors (see below), whose sum is σ = 2069815440. Its totient is φ = 1092528000.

The previous prime is 1516165381. The next prime is 1516165487. The reversal of 1516165475 is 5745616151.

It is not a de Polignac number, because 1516165475 - 2¹² = 1516161379 is a prime.

It is a Smith number, since the sum of its digits (41) 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, 4685 + ... + 55265.

It is an arithmetic number, because the mean of its divisors is an integer number (86242310).

Almost surely, 2^1516165475 is an apocalyptic number.

1516165475 is a deficient number, since it is larger than the sum of its proper divisors (553649965).

1516165475 is a wasteful number, since it uses less digits than its factorization.

1516165475 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50711 (or 50706 counting only the distinct ones).

The product of its digits is 126000, while the sum is 41.

The square root of 1516165475 is about 38937.9695798330. The cubic root of 1516165475 is about 1148.8117468091.

The spelling of 1516165475 in words is "one billion, five hundred sixteen million, one hundred sixty-five thousand, four hundred seventy-five".