30553121777013 has 72 divisors (see below), whose sum is σ = 48733354706400. Its totient is φ = 18431454191040.

The previous prime is 30553121776997. The next prime is 30553121777021. The reversal of 30553121777013 is 31077712135503.

30553121777013 is a `hidden beast` number, since 3 + 0 + 553 + 1 + 2 + 17 + 7 + 70 + 13 = 666.

It is not a de Polignac number, because 30553121777013 - 2⁴ = 30553121776997 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 30553121777013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30553121737013) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 1450823878 + ... + 1450844936.

It is an arithmetic number, because the mean of its divisors is an integer number (676852148700).

Almost surely, 2^{30553121777013} is an apocalyptic number.

30553121777013 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

It is an amenable number.

30553121777013 is a deficient number, since it is larger than the sum of its proper divisors (18180232929387).

30553121777013 is a wasteful number, since it uses less digits than its factorization.

30553121777013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27183 (or 27169 counting only the distinct ones).

The product of its (nonzero) digits is 463050, while the sum is 45.

The spelling of 30553121777013 in words is "thirty trillion, five hundred fifty-three billion, one hundred twenty-one million, seven hundred seventy-seven thousand, thirteen".