33400265212 has 48 divisors (see below), whose sum is σ = 61421435712. Its totient is φ = 15861795840.

The previous prime is 33400265209. The next prime is 33400265219. The reversal of 33400265212 is 21256200433.

It is a super-2 number, since 2×33400265212² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33400265219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16267978 + ... + 16270030.

It is an arithmetic number, because the mean of its divisors is an integer number (1279613244).

Almost surely, 2^33400265212 is an apocalyptic number.

It is an amenable number.

33400265212 is a deficient number, since it is larger than the sum of its proper divisors (28021170500).

33400265212 is a wasteful number, since it uses less digits than its factorization.

33400265212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3238 (or 3236 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 28.

Adding to 33400265212 its reverse (21256200433), we get a palindrome (54656465645).

The spelling of 33400265212 in words is "thirty-three billion, four hundred million, two hundred sixty-five thousand, two hundred twelve".