33444140004 has 48 divisors (see below), whose sum is σ = 94589490240. Its totient is φ = 10134587520.

The previous prime is 33444139997. The next prime is 33444140011. The reversal of 33444140004 is 40004144433.

It is an interprime number because it is at equal distance from previous prime (33444139997) and next prime (33444140011).

It is a super-2 number, since 2×33444140004² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 33444140004.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14074629 + ... + 14077004.

It is an arithmetic number, because the mean of its divisors is an integer number (1970614380).

Almost surely, 2^33444140004 is an apocalyptic number.

It is an amenable number.

33444140004 is an abundant number, since it is smaller than the sum of its proper divisors (61145350236).

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

33444140004 is a wasteful number, since it uses less digits than its factorization.

33444140004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28151657 (or 28151649 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

Adding to 33444140004 its reverse (40004144433), we get a palindrome (73448284437).

The spelling of 33444140004 in words is "thirty-three billion, four hundred forty-four million, one hundred forty thousand, four".