1955358552 has 256 divisors, whose sum is σ = 6141542400. Its totient is φ = 506373120.

The previous prime is 1955358551. The next prime is 1955358617. The reversal of 1955358552 is 2558535591.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1955358551) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 8768313 + ... + 8768535.

It is an arithmetic number, because the mean of its divisors is an integer number (23990400).

Almost surely, 2^1955358552 is an apocalyptic number.

1955358552 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 1955358552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3070771200).

1955358552 is an abundant number, since it is smaller than the sum of its proper divisors (4186183848).

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

1955358552 is a wasteful number, since it uses less digits than its factorization.

1955358552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 366 (or 362 counting only the distinct ones).

The product of its digits is 1350000, while the sum is 48.

The square root of 1955358552 is about 44219.4363600442. The cubic root of 1955358552 is about 1250.4763095736.

The spelling of 1955358552 in words is "one billion, nine hundred fifty-five million, three hundred fifty-eight thousand, five hundred fifty-two".