30956733023953 has 12 divisors (see below), whose sum is σ = 34067967247440. Its totient is φ = 28108454869880.

The previous prime is 30956733023929. The next prime is 30956733023963. The reversal of 30956733023953 is 35932033765903.

It is not a de Polignac number, because 30956733023953 - 2²¹ = 30956730926801 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30956733023963) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 154579963 + ... + 154780096.

It is an arithmetic number, because the mean of its divisors is an integer number (2838997270620).

Almost surely, 2^{30956733023953} is an apocalyptic number.

It is an amenable number.

30956733023953 is a deficient number, since it is larger than the sum of its proper divisors (3111234223487).

30956733023953 is a wasteful number, since it uses less digits than its factorization.

30956733023953 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 309360908 (or 309360897 counting only the distinct ones).

The product of its (nonzero) digits is 41334300, while the sum is 58.

The spelling of 30956733023953 in words is "thirty trillion, nine hundred fifty-six billion, seven hundred thirty-three million, twenty-three thousand, nine hundred fifty-three".