13485019933 has 32 divisors (see below), whose sum is σ = 17381744640. Its totient is φ = 10153080000.

The previous prime is 13485019931. The next prime is 13485019957. The reversal of 13485019933 is 33991058431.

It is not a de Polignac number, because 13485019933 - 2¹ = 13485019931 is a prime.

It is a super-4 number, since 4×13485019933⁴ (a number of 42 digits) contains 4444 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13485019931) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1669258 + ... + 1677316.

It is an arithmetic number, because the mean of its divisors is an integer number (543179520).

Almost surely, 2^13485019933 is an apocalyptic number.

It is an amenable number.

13485019933 is a deficient number, since it is larger than the sum of its proper divisors (3896724707).

13485019933 is a wasteful number, since it uses less digits than its factorization.

13485019933 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8809.

The product of its (nonzero) digits is 349920, while the sum is 46.

The spelling of 13485019933 in words is "thirteen billion, four hundred eighty-five million, nineteen thousand, nine hundred thirty-three".