30135535652020 has 24 divisors (see below), whose sum is σ = 63995688073800. Its totient is φ = 11918773650432.

The previous prime is 30135535651901. The next prime is 30135535652081. The reversal of 30135535652020 is 2025653553103.

It can be written as a sum of positive squares in 4 ways, for example, as 36991598224 + 30098544053796 = 192332^2 + 5486214^2 .

It is a congruent 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, 8465036325 + ... + 8465039884.

It is an arithmetic number, because the mean of its divisors is an integer number (2666487003075).

Almost surely, 2^{30135535652020} is an apocalyptic number.

It is an amenable number.

30135535652020 is an abundant number, since it is smaller than the sum of its proper divisors (33860152421780).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

30135535652020 is a wasteful number, since it uses less digits than its factorization.

30135535652020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16930076307 (or 16930076305 counting only the distinct ones).

The product of its (nonzero) digits is 405000, while the sum is 40.

The spelling of 30135535652020 in words is "thirty trillion, one hundred thirty-five billion, five hundred thirty-five million, six hundred fifty-two thousand, twenty".