30226740261 has 4 divisors (see below), whose sum is σ = 40302320352. Its totient is φ = 20151160172.

The previous prime is 30226740253. The next prime is 30226740289. The reversal of 30226740261 is 16204762203.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 30226740261 - 2³ = 30226740253 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30226740211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5037790041 + ... + 5037790046.

It is an arithmetic number, because the mean of its divisors is an integer number (10075580088).

Almost surely, 2^30226740261 is an apocalyptic number.

It is an amenable number.

30226740261 is a deficient number, since it is larger than the sum of its proper divisors (10075580091).

30226740261 is a wasteful number, since it uses less digits than its factorization.

30226740261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10075580090.

The product of its (nonzero) digits is 24192, while the sum is 33.

The spelling of 30226740261 in words is "thirty billion, two hundred twenty-six million, seven hundred forty thousand, two hundred sixty-one".