2061621260 has 12 divisors (see below), whose sum is σ = 4329404688. Its totient is φ = 824648496.

The previous prime is 2061621227. The next prime is 2061621293. The reversal of 2061621260 is 621261602.

2061621260 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (2061621227) and next prime (2061621293).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51540512 + ... + 51540551.

It is an arithmetic number, because the mean of its divisors is an integer number (360783724).

Almost surely, 2^2061621260 is an apocalyptic number.

2061621260 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2061621260 is an abundant number, since it is smaller than the sum of its proper divisors (2267783428).

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

2061621260 is a wasteful number, since it uses less digits than its factorization.

2061621260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103081072 (or 103081070 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 2061621260 is about 45405.0796717724. The cubic root of 2061621260 is about 1272.7300397373.

Adding to 2061621260 its reverse (621261602), we get a palindrome (2682882862).

The spelling of 2061621260 in words is "two billion, sixty-one million, six hundred twenty-one thousand, two hundred sixty".