33479321139 has 32 divisors (see below), whose sum is σ = 55025107200. Its totient is φ = 19946580480.

The previous prime is 33479321081. The next prime is 33479321149. The reversal of 33479321139 is 93112397433.

33479321139 is a `hidden beast` number, since 3 + 347 + 93 + 211 + 3 + 9 = 666.

It is not a de Polignac number, because 33479321139 - 2¹⁷ = 33479190067 is a prime.

It is a super-2 number, since 2×33479321139² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 33479321094 and 33479321103.

It is not an unprimeable number, because it can be changed into a prime (33479321149) 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, 937774 + ... + 972819.

It is an arithmetic number, because the mean of its divisors is an integer number (1719534600).

Almost surely, 2^33479321139 is an apocalyptic number.

33479321139 is a deficient number, since it is larger than the sum of its proper divisors (21545786061).

33479321139 is a wasteful number, since it uses less digits than its factorization.

33479321139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1910672 (or 1910666 counting only the distinct ones).

The product of its digits is 367416, while the sum is 45.

The spelling of 33479321139 in words is "thirty-three billion, four hundred seventy-nine million, three hundred twenty-one thousand, one hundred thirty-nine".