33042135400 has 48 divisors (see below), whose sum is σ = 77969607840. Its totient is φ = 13019582400.

The previous prime is 33042135389. The next prime is 33042135431. The reversal of 33042135400 is 453124033.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1219516 + ... + 1246315.

It is an arithmetic number, because the mean of its divisors is an integer number (1624366830).

Almost surely, 2^33042135400 is an apocalyptic number.

It is an amenable number.

33042135400 is an abundant number, since it is smaller than the sum of its proper divisors (44927472440).

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

33042135400 is a wasteful number, since it uses less digits than its factorization.

33042135400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2465914 (or 2465905 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 25.

Adding to 33042135400 its reverse (453124033), we get a palindrome (33495259433).

The spelling of 33042135400 in words is "thirty-three billion, forty-two million, one hundred thirty-five thousand, four hundred".