33400323242 has 32 divisors (see below), whose sum is σ = 60758014464. Its totient is φ = 13562049600.

The previous prime is 33400323223. The next prime is 33400323247. The reversal of 33400323242 is 24232300433.

It is a super-2 number, since 2×33400323242² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is not an unprimeable number, because it can be changed into a prime (33400323247) 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, 1874753 + ... + 1892484.

It is an arithmetic number, because the mean of its divisors is an integer number (1898687952).

Almost surely, 2^33400323242 is an apocalyptic number.

33400323242 is a deficient number, since it is larger than the sum of its proper divisors (27357691222).

33400323242 is a wasteful number, since it uses less digits than its factorization.

33400323242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3767294.

The product of its (nonzero) digits is 10368, while the sum is 26.

Adding to 33400323242 its reverse (24232300433), we get a palindrome (57632623675).

The spelling of 33400323242 in words is "thirty-three billion, four hundred million, three hundred twenty-three thousand, two hundred forty-two".