33956814020 has 12 divisors (see below), whose sum is σ = 71309309484. Its totient is φ = 13582725600.

The previous prime is 33956813987. The next prime is 33956814029. The reversal of 33956814020 is 2041865933.

It can be written as a sum of positive squares in 2 ways, for example, as 21344625604 + 12612188416 = 146098^2 + 112304^2 .

It is not an unprimeable number, because it can be changed into a prime (33956814029) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 848920331 + ... + 848920370.

It is an arithmetic number, because the mean of its divisors is an integer number (5942442457).

Almost surely, 2^33956814020 is an apocalyptic number.

It is an amenable number.

33956814020 is an abundant number, since it is smaller than the sum of its proper divisors (37352495464).

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

33956814020 is a wasteful number, since it uses less digits than its factorization.

33956814020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1697840710 (or 1697840708 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 41.

The spelling of 33956814020 in words is "thirty-three billion, nine hundred fifty-six million, eight hundred fourteen thousand, twenty".