4028249235894 has 16 divisors (see below), whose sum is σ = 8676229123632. Its totient is φ = 1239461303328.

The previous prime is 4028249235869. The next prime is 4028249235917. The reversal of 4028249235894 is 4985329428204.

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, 25822110409 + ... + 25822110564.

It is an arithmetic number, because the mean of its divisors is an integer number (542264320227).

Almost surely, 2^{4028249235894} is an apocalyptic number.

4028249235894 is an abundant number, since it is smaller than the sum of its proper divisors (4647979887738).

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

4028249235894 is a wasteful number, since it uses less digits than its factorization.

4028249235894 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51644220991.

The product of its (nonzero) digits is 39813120, while the sum is 60.

The spelling of 4028249235894 in words is "four trillion, twenty-eight billion, two hundred forty-nine million, two hundred thirty-five thousand, eight hundred ninety-four".