5820801780 has 48 divisors (see below), whose sum is σ = 16565439744. Its totient is φ = 1526766720.

The previous prime is 5820801761. The next prime is 5820801781. The reversal of 5820801780 is 871080285.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5820801781) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 791532 + ... + 798851.

It is an arithmetic number, because the mean of its divisors is an integer number (345113328).

Almost surely, 2^5820801780 is an apocalyptic number.

It is an amenable number.

5820801780 is an abundant number, since it is smaller than the sum of its proper divisors (10744637964).

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

5820801780 is a wasteful number, since it uses less digits than its factorization.

5820801780 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1590456 (or 1590454 counting only the distinct ones).

The product of its (nonzero) digits is 35840, while the sum is 39.

The square root of 5820801780 is about 76294.1792012995. The cubic root of 5820801780 is about 1798.8471815828.

The spelling of 5820801780 in words is "five billion, eight hundred twenty million, eight hundred one thousand, seven hundred eighty".