1552216156 has 12 divisors (see below), whose sum is σ = 2789794168. Its totient is φ = 755132112.

The previous prime is 1552216123. The next prime is 1552216163. The reversal of 1552216156 is 6516122551.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5243826 + ... + 5244121.

Almost surely, 2^1552216156 is an apocalyptic number.

It is an amenable number.

1552216156 is a deficient number, since it is larger than the sum of its proper divisors (1237578012).

1552216156 is a wasteful number, since it uses less digits than its factorization.

1552216156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10487988 (or 10487986 counting only the distinct ones).

The product of its digits is 18000, while the sum is 34.

The square root of 1552216156 is about 39398.1745262392. The cubic root of 1552216156 is about 1157.8458227127.

The spelling of 1552216156 in words is "one billion, five hundred fifty-two million, two hundred sixteen thousand, one hundred fifty-six".