33400040370 has 64 divisors (see below), whose sum is σ = 83699464320. Its totient is φ = 8519157248.

The previous prime is 33400040353. The next prime is 33400040381. The reversal of 33400040370 is 7304000433.

It is a super-2 number, since 2×33400040370² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 33400040370.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 86307 + ... + 272486.

It is an arithmetic number, because the mean of its divisors is an integer number (1307804130).

Almost surely, 2^33400040370 is an apocalyptic number.

33400040370 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

33400040370 is an abundant number, since it is smaller than the sum of its proper divisors (50299423950).

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

33400040370 is a wasteful number, since it uses less digits than its factorization.

33400040370 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 358939.

The product of its (nonzero) digits is 3024, while the sum is 24.

The spelling of 33400040370 in words is "thirty-three billion, four hundred million, forty thousand, three hundred seventy".