2261206040530 has 48 divisors (see below), whose sum is σ = 4258142625240. Its totient is φ = 864483302144.

The previous prime is 2261206040501. The next prime is 2261206040539. The reversal of 2261206040530 is 350406021622.

It can be written as a sum of positive squares in 4 ways, for example, as 2074812657241 + 186393383289 = 1440421^2 + 431733^2 .

It is a super-2 number, since 2×2261206040530² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2261206040492 and 2261206040501.

It is not an unprimeable number, because it can be changed into a prime (2261206040539) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6653004 + ... + 6984616.

Almost surely, 2^{2261206040530} is an apocalyptic number.

2261206040530 is a deficient number, since it is larger than the sum of its proper divisors (1996936584710).

2261206040530 is a wasteful number, since it uses less digits than its factorization.

2261206040530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 332955 (or 332932 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 31.

The spelling of 2261206040530 in words is "two trillion, two hundred sixty-one billion, two hundred six million, forty thousand, five hundred thirty".