30636936005 has 24 divisors (see below), whose sum is σ = 39843631080. Its totient is φ = 22605024000.

The previous prime is 30636935983. The next prime is 30636936007. The reversal of 30636936005 is 50063963603.

It can be written as a sum of positive squares in 12 ways, for example, as 8959379716 + 21677556289 = 94654^2 + 147233^2 .

It is not a de Polignac number, because 30636936005 - 2⁶ = 30636935941 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30636936007) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1023755 + ... + 1053255.

It is an arithmetic number, because the mean of its divisors is an integer number (1660151295).

Almost surely, 2^30636936005 is an apocalyptic number.

It is an amenable number.

30636936005 is a deficient number, since it is larger than the sum of its proper divisors (9206695075).

30636936005 is a wasteful number, since it uses less digits than its factorization.

30636936005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30761 (or 30748 counting only the distinct ones).

The product of its (nonzero) digits is 262440, while the sum is 41.

The spelling of 30636936005 in words is "thirty billion, six hundred thirty-six million, nine hundred thirty-six thousand, five".