30642062650620 has 48 divisors (see below), whose sum is σ = 86071889772960. Its totient is φ = 8145110578176.

The previous prime is 30642062650583. The next prime is 30642062650631. The reversal of 30642062650620 is 2605626024603.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 815797585 + ... + 815835144.

It is an arithmetic number, because the mean of its divisors is an integer number (1793164370270).

Almost surely, 2^{30642062650620} is an apocalyptic number.

30642062650620 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

30642062650620 is an abundant number, since it is smaller than the sum of its proper divisors (55429827122340).

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

30642062650620 is a wasteful number, since it uses less digits than its factorization.

30642062650620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1631633054 (or 1631633052 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 42.

The spelling of 30642062650620 in words is "thirty trillion, six hundred forty-two billion, sixty-two million, six hundred fifty thousand, six hundred twenty".