33490689214890 has 64 divisors (see below), whose sum is σ = 80916242184576. Its totient is φ = 8871101820672.

The previous prime is 33490689214889. The next prime is 33490689214909. The reversal of 33490689214890 is 9841298609433.

It is a super-2 number, since 2×33490689214890² (a number of 28 digits) contains 22 as substring.

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, 2720737 + ... + 8624603.

It is an arithmetic number, because the mean of its divisors is an integer number (1264316284134).

Almost surely, 2^{33490689214890} is an apocalyptic number.

33490689214890 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

33490689214890 is an abundant number, since it is smaller than the sum of its proper divisors (47425552969686).

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

33490689214890 is a wasteful number, since it uses less digits than its factorization.

33490689214890 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5905143.

The product of its (nonzero) digits is 80621568, while the sum is 66.

The spelling of 33490689214890 in words is "thirty-three trillion, four hundred ninety billion, six hundred eighty-nine million, two hundred fourteen thousand, eight hundred ninety".