3294121816 has 16 divisors (see below), whose sum is σ = 6177353040. Its totient is φ = 1646827680.

The previous prime is 3294121811. The next prime is 3294121837. The reversal of 3294121816 is 6181214923.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3294121811) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40725 + ... + 90811.

It is an arithmetic number, because the mean of its divisors is an integer number (386084565).

Almost surely, 2^3294121816 is an apocalyptic number.

It is an amenable number.

3294121816 is a deficient number, since it is larger than the sum of its proper divisors (2883231224).

3294121816 is a wasteful number, since it uses less digits than its factorization.

3294121816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58314 (or 58310 counting only the distinct ones).

The product of its digits is 20736, while the sum is 37.

The square root of 3294121816 is about 57394.4406367028. The cubic root of 3294121816 is about 1487.9210403914.

The spelling of 3294121816 in words is "three billion, two hundred ninety-four million, one hundred twenty-one thousand, eight hundred sixteen".