33140240430 has 64 divisors (see below), whose sum is σ = 88189641216. Its totient is φ = 7902288000.

The previous prime is 33140240417. The next prime is 33140240443. The reversal of 33140240430 is 3404204133.

It is an interprime number because it is at equal distance from previous prime (33140240417) and next prime (33140240443).

It is a self number, because there is not a number n which added to its sum of digits gives 33140240430.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 803026 + ... + 843285.

It is an arithmetic number, because the mean of its divisors is an integer number (1377963144).

Almost surely, 2^33140240430 is an apocalyptic number.

33140240430 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

33140240430 is an abundant number, since it is smaller than the sum of its proper divisors (55049400786).

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

33140240430 is a wasteful number, since it uses less digits than its factorization.

33140240430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1646393.

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 33140240430 its reverse (3404204133), we get a palindrome (36544444563).

The spelling of 33140240430 in words is "thirty-three billion, one hundred forty million, two hundred forty thousand, four hundred thirty".