30526711423 has 4 divisors (see below), whose sum is σ = 32874920008. Its totient is φ = 28178502840.

The previous prime is 30526711357. The next prime is 30526711433. The reversal of 30526711423 is 32411762503.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 32411762503 = 19 ⋅1705882237.

It is a cyclic number.

It is not a de Polignac number, because 30526711423 - 2⁹ = 30526710911 is a prime.

It is a super-2 number, since 2×30526711423² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30526711433) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1174104273 + ... + 1174104298.

It is an arithmetic number, because the mean of its divisors is an integer number (8218730002).

Almost surely, 2^30526711423 is an apocalyptic number.

30526711423 is a deficient number, since it is larger than the sum of its proper divisors (2348208585).

30526711423 is a wasteful number, since it uses less digits than its factorization.

30526711423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2348208584.

The product of its (nonzero) digits is 30240, while the sum is 34.

The spelling of 30526711423 in words is "thirty billion, five hundred twenty-six million, seven hundred eleven thousand, four hundred twenty-three".