2550829920 has 48 divisors (see below), whose sum is σ = 8035115760. Its totient is φ = 680221184.

The previous prime is 2550829907. The next prime is 2550829921. The reversal of 2550829920 is 299280552.

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2550829921) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2656635 + ... + 2657594.

It is an arithmetic number, because the mean of its divisors is an integer number (167398245).

Almost surely, 2^2550829920 is an apocalyptic number.

2550829920 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2550829920 is an abundant number, since it is smaller than the sum of its proper divisors (5484285840).

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

2550829920 is a wasteful number, since it uses less digits than its factorization.

2550829920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5314247 (or 5314239 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 42.

The square root of 2550829920 is about 50505.7414557989. The cubic root of 2550829920 is about 1366.3454056163.

The spelling of 2550829920 in words is "two billion, five hundred fifty million, eight hundred twenty-nine thousand, nine hundred twenty".