1966036120 has 32 divisors (see below), whose sum is σ = 4566280320. Its totient is φ = 761045760.

The previous prime is 1966036103. The next prime is 1966036123. The reversal of 1966036120 is 216306691.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1966036123) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 791517 + ... + 793996.

It is an arithmetic number, because the mean of its divisors is an integer number (142696260).

Almost surely, 2^1966036120 is an apocalyptic number.

1966036120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1966036120 is an abundant number, since it is smaller than the sum of its proper divisors (2600244200).

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

1966036120 is a wasteful number, since it uses less digits than its factorization.

1966036120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1585555 (or 1585551 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 34.

The square root of 1966036120 is about 44340.0058637795. The cubic root of 1966036120 is about 1252.7483252050.

The spelling of 1966036120 in words is "one billion, nine hundred sixty-six million, thirty-six thousand, one hundred twenty".