30555530025530 has 16 divisors (see below), whose sum is σ = 55000019247624. Its totient is φ = 12222197520960.

The previous prime is 30555530025521. The next prime is 30555530025541. The reversal of 30555530025530 is 3552003555503.

It can be written as a sum of positive squares in 4 ways, for example, as 12370857631729 + 18184672393801 = 3517223^2 + 4264349^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12228320 + ... + 14513540.

Almost surely, 2^{30555530025530} is an apocalyptic number.

30555530025530 is a deficient number, since it is larger than the sum of its proper divisors (24444489222094).

30555530025530 is a wasteful number, since it uses less digits than its factorization.

30555530025530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3622321.

The product of its (nonzero) digits is 843750, while the sum is 41.

The spelling of 30555530025530 in words is "thirty trillion, five hundred fifty-five billion, five hundred thirty million, twenty-five thousand, five hundred thirty".