33494665256040 has 32 divisors (see below), whose sum is σ = 100483995768480. Its totient is φ = 8931910734912.

The previous prime is 33494665256033. The next prime is 33494665256081. The reversal of 33494665256040 is 4065256649433.

It is a super-2 number, since 2×33494665256040² (a number of 28 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (57) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 139561105114 + ... + 139561105353.

It is an arithmetic number, because the mean of its divisors is an integer number (3140124867765).

Almost surely, 2^{33494665256040} is an apocalyptic number.

33494665256040 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

33494665256040 is an abundant number, since it is smaller than the sum of its proper divisors (66989330512440).

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

33494665256040 is a wasteful number, since it uses less digits than its factorization.

33494665256040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 279122210481 (or 279122210477 counting only the distinct ones).

The product of its (nonzero) digits is 55987200, while the sum is 57.

The spelling of 33494665256040 in words is "thirty-three trillion, four hundred ninety-four billion, six hundred sixty-five million, two hundred fifty-six thousand, forty".