33400037073 has 16 divisors (see below), whose sum is σ = 48174103040. Its totient is φ = 20461693824.

The previous prime is 33400037059. The next prime is 33400037101. The reversal of 33400037073 is 37073000433.

It is not a de Polignac number, because 33400037073 - 2²¹ = 33397939921 is a prime.

It is a super-2 number, since 2×33400037073² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 33400037073.

It is not an unprimeable number, because it can be changed into a prime (33400037873) by changing a digit.

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, 1911508 + ... + 1928901.

It is an arithmetic number, because the mean of its divisors is an integer number (3010881440).

Almost surely, 2^33400037073 is an apocalyptic number.

It is an amenable number.

33400037073 is a deficient number, since it is larger than the sum of its proper divisors (14774065967).

33400037073 is a wasteful number, since it uses less digits than its factorization.

33400037073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3840648.

The product of its (nonzero) digits is 15876, while the sum is 30.

The spelling of 33400037073 in words is "thirty-three billion, four hundred million, thirty-seven thousand, seventy-three".