1955814912 has 120 divisors (see below), whose sum is σ = 5976889776. Its totient is φ = 613564416.

The previous prime is 1955814911. The next prime is 1955814941. The reversal of 1955814912 is 2194185591.

1955814912 is a `hidden beast` number, since 1 + 9 + 558 + 1 + 4 + 91 + 2 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1955814911) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 65853 + ... + 90819.

Almost surely, 2^1955814912 is an apocalyptic number.

1955814912 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1955814912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2988444888).

1955814912 is an abundant number, since it is smaller than the sum of its proper divisors (4021074864).

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

1955814912 is a wasteful number, since it uses less digits than its factorization.

1955814912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25008 (or 24989 counting only the distinct ones).

The product of its digits is 129600, while the sum is 45.

The square root of 1955814912 is about 44224.5962333179. The cubic root of 1955814912 is about 1250.5735846536.

The spelling of 1955814912 in words is "one billion, nine hundred fifty-five million, eight hundred fourteen thousand, nine hundred twelve".