3055551240 has 128 divisors (see below), whose sum is σ = 10731813120. Its totient is φ = 681369600.

The previous prime is 3055551227. The next prime is 3055551241. The reversal of 3055551240 is 421555503.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 3055551198 and 3055551207.

It is not an unprimeable number, because it can be changed into a prime (3055551241) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9921 + ... + 78800.

It is an arithmetic number, because the mean of its divisors is an integer number (83842290).

Almost surely, 2^3055551240 is an apocalyptic number.

3055551240 is a gapful number since it is divisible by the number (30) 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 3055551240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5365906560).

3055551240 is an abundant number, since it is smaller than the sum of its proper divisors (7676261880).

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

3055551240 is a wasteful number, since it uses less digits than its factorization.

3055551240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88783 (or 88779 counting only the distinct ones).

The product of its (nonzero) digits is 15000, while the sum is 30.

The square root of 3055551240 is about 55277.0408035741. The cubic root of 3055551240 is about 1451.0972653693.

The spelling of 3055551240 in words is "three billion, fifty-five million, five hundred fifty-one thousand, two hundred forty".