2123280516 has 48 divisors (see below), whose sum is σ = 5670596736. Its totient is φ = 605739264.

The previous prime is 2123280503. The next prime is 2123280539. The reversal of 2123280516 is 6150823212.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38200 + ... + 75536.

It is an arithmetic number, because the mean of its divisors is an integer number (118137432).

Almost surely, 2^2123280516 is an apocalyptic number.

It is an amenable number.

2123280516 is an abundant number, since it is smaller than the sum of its proper divisors (3547316220).

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

2123280516 is a wasteful number, since it uses less digits than its factorization.

2123280516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38028 (or 38026 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 30.

The square root of 2123280516 is about 46079.0680895350. The cubic root of 2123280516 is about 1285.2939348890.

The spelling of 2123280516 in words is "two billion, one hundred twenty-three million, two hundred eighty thousand, five hundred sixteen".