30620115661062 has 16 divisors (see below), whose sum is σ = 63351963437040. Its totient is φ = 9854749867872.

The previous prime is 30620115661049. The next prime is 30620115661117. The reversal of 30620115661062 is 26016651102603.

It is a super-3 number, since 3×30620115661062³ (a number of 41 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a self number, because there is not a number n which added to its sum of digits gives 30620115661062.

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, 87988837933 + ... + 87988838280.

It is an arithmetic number, because the mean of its divisors is an integer number (3959497714815).

Almost surely, 2^{30620115661062} is an apocalyptic number.

30620115661062 is an abundant number, since it is smaller than the sum of its proper divisors (32731847775978).

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

30620115661062 is a wasteful number, since it uses less digits than its factorization.

30620115661062 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175977676247.

The product of its (nonzero) digits is 77760, while the sum is 39.

Adding to 30620115661062 its reverse (26016651102603), we get a palindrome (56636766763665).

The spelling of 30620115661062 in words is "thirty trillion, six hundred twenty billion, one hundred fifteen million, six hundred sixty-one thousand, sixty-two".