1966437488 has 10 divisors (see below), whose sum is σ = 3809972664. Its totient is φ = 983218736.

The previous prime is 1966437479. The next prime is 1966437503. The reversal of 1966437488 is 8847346691.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61451156 + ... + 61451187.

Almost surely, 2^1966437488 is an apocalyptic number.

It is an amenable number.

1966437488 is a deficient number, since it is larger than the sum of its proper divisors (1843535176).

1966437488 is a wasteful number, since it uses less digits than its factorization.

1966437488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122902351 (or 122902345 counting only the distinct ones).

The product of its digits is 6967296, while the sum is 56.

The square root of 1966437488 is about 44344.5316583680. The cubic root of 1966437488 is about 1252.8335692945.

The spelling of 1966437488 in words is "one billion, nine hundred sixty-six million, four hundred thirty-seven thousand, four hundred eighty-eight".