33366774040 has 16 divisors (see below), whose sum is σ = 75075241680. Its totient is φ = 13346709600.

The previous prime is 33366774031. The next prime is 33366774043. The reversal of 33366774040 is 4047766333.

It is a super-2 number, since 2×33366774040² (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 (33366774043) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 417084636 + ... + 417084715.

It is an arithmetic number, because the mean of its divisors is an integer number (4692202605).

Almost surely, 2^33366774040 is an apocalyptic number.

It is an amenable number.

33366774040 is an abundant number, since it is smaller than the sum of its proper divisors (41708467640).

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

33366774040 is a wasteful number, since it uses less digits than its factorization.

33366774040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 834169362 (or 834169358 counting only the distinct ones).

The product of its (nonzero) digits is 762048, while the sum is 43.

The spelling of 33366774040 in words is "thirty-three billion, three hundred sixty-six million, seven hundred seventy-four thousand, forty".