4075128031782 has 32 divisors (see below), whose sum is σ = 8219651551200. Its totient is φ = 1346834020608.

The previous prime is 4075128031763. The next prime is 4075128031811. The reversal of 4075128031782 is 2871308215704.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2308657 + ... + 3671532.

It is an arithmetic number, because the mean of its divisors is an integer number (256864110975).

Almost surely, 2^{4075128031782} is an apocalyptic number.

4075128031782 is an abundant number, since it is smaller than the sum of its proper divisors (4144523519418).

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

4075128031782 is a wasteful number, since it uses less digits than its factorization.

4075128031782 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5981160.

The product of its (nonzero) digits is 752640, while the sum is 48.

The spelling of 4075128031782 in words is "four trillion, seventy-five billion, one hundred twenty-eight million, thirty-one thousand, seven hundred eighty-two".