1955845152 has 72 divisors (see below), whose sum is σ = 5566893696. Its totient is φ = 651367296.

The previous prime is 1955845141. The next prime is 1955845159. The reversal of 1955845152 is 2515485591.

1955845152 is a `hidden beast` number, since 1 + 9 + 55 + 84 + 515 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (72).

It is a junction number, because it is equal to n+sod(n) for n = 1955845098 and 1955845107.

It is not an unprimeable number, because it can be changed into a prime (1955845159) 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, 425973 + ... + 430539.

It is an arithmetic number, because the mean of its divisors is an integer number (77317968).

Almost surely, 2^1955845152 is an apocalyptic number.

1955845152 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1955845152 is an abundant number, since it is smaller than the sum of its proper divisors (3611048544).

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

1955845152 is a wasteful number, since it uses less digits than its factorization.

1955845152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6070 (or 6059 counting only the distinct ones).

The product of its digits is 360000, while the sum is 45.

The square root of 1955845152 is about 44224.9381231902. The cubic root of 1955845152 is about 1250.5800299040.

The spelling of 1955845152 in words is "one billion, nine hundred fifty-five million, eight hundred forty-five thousand, one hundred fifty-two".