4198545939784 has 96 divisors (see below), whose sum is σ = 9176412672000. Its totient is φ = 1795673214720.

The previous prime is 4198545939779. The next prime is 4198545939799. The reversal of 4198545939784 is 4879395458914.

It is a super-3 number, since 3×4198545939784³ (a number of 39 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 4198545939784.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 407501977 + ... + 407512279.

It is an arithmetic number, because the mean of its divisors is an integer number (95587632000).

Almost surely, 2^{4198545939784} is an apocalyptic number.

It is an amenable number.

4198545939784 is an abundant number, since it is smaller than the sum of its proper divisors (4977866732216).

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

4198545939784 is a wasteful number, since it uses less digits than its factorization.

4198545939784 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12363 (or 12352 counting only the distinct ones).

The product of its digits is 1567641600, while the sum is 76.

The spelling of 4198545939784 in words is "four trillion, one hundred ninety-eight billion, five hundred forty-five million, nine hundred thirty-nine thousand, seven hundred eighty-four".