30521342051026 has 4 divisors (see below), whose sum is σ = 45782013076542. Its totient is φ = 15260671025512.

The previous prime is 30521342051023. The next prime is 30521342051027. The reversal of 30521342051026 is 62015024312503.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 27207125442025 + 3314216609001 = 5216045^2 + 1820499^2 .

It is a junction number, because it is equal to n+sod(n) for n = 30521342050982 and 30521342051000.

It is not an unprimeable number, because it can be changed into a prime (30521342051023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7630335512755 + ... + 7630335512758.

Almost surely, 2^{30521342051026} is an apocalyptic number.

30521342051026 is a deficient number, since it is larger than the sum of its proper divisors (15260671025516).

30521342051026 is a wasteful number, since it uses less digits than its factorization.

30521342051026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15260671025515.

The product of its (nonzero) digits is 43200, while the sum is 34.

Adding to 30521342051026 its reverse (62015024312503), we get a palindrome (92536366363529).

The spelling of 30521342051026 in words is "thirty trillion, five hundred twenty-one billion, three hundred forty-two million, fifty-one thousand, twenty-six".