1965116070 has 24 divisors (see below), whose sum is σ = 5109302016. Its totient is φ = 524030928.

The previous prime is 1965116057. The next prime is 1965116089. The reversal of 1965116070 is 706115691.

It is a happy number.

1965116070 is a `hidden beast` number, since 19 + 6 + 511 + 60 + 70 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10917222 + ... + 10917401.

It is an arithmetic number, because the mean of its divisors is an integer number (212887584).

Almost surely, 2^1965116070 is an apocalyptic number.

1965116070 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1965116070 is an abundant number, since it is smaller than the sum of its proper divisors (3144185946).

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

1965116070 is a wasteful number, since it uses less digits than its factorization.

1965116070 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21834636 (or 21834633 counting only the distinct ones).

The product of its (nonzero) digits is 11340, while the sum is 36.

The square root of 1965116070 is about 44329.6297074541. The cubic root of 1965116070 is about 1252.5528776366.

It can be divided in two parts, 19651 and 16070, that added together give a square (35721 = 189²).

The spelling of 1965116070 in words is "one billion, nine hundred sixty-five million, one hundred sixteen thousand, seventy".