1939162416 has 20 divisors (see below), whose sum is σ = 5009503032. Its totient is φ = 646387456.

The previous prime is 1939162399. The next prime is 1939162447. The reversal of 1939162416 is 6142619391.

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, 20199561 + ... + 20199656.

Almost surely, 2^1939162416 is an apocalyptic number.

1939162416 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1939162416 is an abundant number, since it is smaller than the sum of its proper divisors (3070340616).

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

1939162416 is a wasteful number, since it uses less digits than its factorization.

1939162416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40399228 (or 40399222 counting only the distinct ones).

The product of its digits is 69984, while the sum is 42.

The square root of 1939162416 is about 44035.9218820272. The cubic root of 1939162416 is about 1247.0141890383.

The spelling of 1939162416 in words is "one billion, nine hundred thirty-nine million, one hundred sixty-two thousand, four hundred sixteen".