2321958780 has 72 divisors (see below), whose sum is σ = 7098803712. Its totient is φ = 614307456.

The previous prime is 2321958697. The next prime is 2321958797. The reversal of 2321958780 is 878591232.

It is a happy number.

2321958780 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 27927 + ... + 73646.

It is an arithmetic number, because the mean of its divisors is an integer number (98594496).

Almost surely, 2^2321958780 is an apocalyptic number.

2321958780 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2321958780 is an abundant number, since it is smaller than the sum of its proper divisors (4776844932).

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

2321958780 is a wasteful number, since it uses less digits than its factorization.

2321958780 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101715 (or 101710 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 45.

The square root of 2321958780 is about 48186.7075032109. The cubic root of 2321958780 is about 1324.1936529720.

The spelling of 2321958780 in words is "two billion, three hundred twenty-one million, nine hundred fifty-eight thousand, seven hundred eighty".