30625611122005 has 8 divisors (see below), whose sum is σ = 36750763920600. Its totient is φ = 24500468514816.

The previous prime is 30625611121969. The next prime is 30625611122059. The reversal of 30625611122005 is 50022111652603.

It can be written as a sum of positive squares in 4 ways, for example, as 1036993952241 + 29588617169764 = 1018329^2 + 5439542^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-30625611122005 is a prime.

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, 8136061 + ... + 11289229.

It is an arithmetic number, because the mean of its divisors is an integer number (4593845490075).

Almost surely, 2^{30625611122005} is an apocalyptic number.

It is an amenable number.

30625611122005 is a deficient number, since it is larger than the sum of its proper divisors (6125152798595).

30625611122005 is a wasteful number, since it uses less digits than its factorization.

30625611122005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5095703.

The product of its (nonzero) digits is 21600, while the sum is 34.

Adding to 30625611122005 its reverse (50022111652603), we get a palindrome (80647722774608).

The spelling of 30625611122005 in words is "thirty trillion, six hundred twenty-five billion, six hundred eleven million, one hundred twenty-two thousand, five".