33219090798 has 16 divisors (see below), whose sum is σ = 66565220736. Its totient is φ = 11051857080.

The previous prime is 33219090761. The next prime is 33219090811. The reversal of 33219090798 is 89709091233.

It is a happy number.

It is a super-2 number, since 2×33219090798² (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 33219090798.

It is a congruent number.

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, 5289898 + ... + 5296173.

It is an arithmetic number, because the mean of its divisors is an integer number (4160326296).

Almost surely, 2^33219090798 is an apocalyptic number.

33219090798 is an abundant number, since it is smaller than the sum of its proper divisors (33346129938).

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

33219090798 is a wasteful number, since it uses less digits than its factorization.

33219090798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10586599.

The product of its (nonzero) digits is 734832, while the sum is 51.

The spelling of 33219090798 in words is "thirty-three billion, two hundred nineteen million, ninety thousand, seven hundred ninety-eight".