4072188738534 has 32 divisors (see below), whose sum is σ = 9308193947136. Its totient is φ = 1163440750080.

The previous prime is 4072188738529. The next prime is 4072188738613. The reversal of 4072188738534 is 4358378812704.

It is a super-2 number, since 2×4072188738534² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 545322 + ... + 2905469.

It is an arithmetic number, because the mean of its divisors is an integer number (290881060848).

Almost surely, 2^{4072188738534} is an apocalyptic number.

4072188738534 is an abundant number, since it is smaller than the sum of its proper divisors (5236005208602).

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

4072188738534 is a wasteful number, since it uses less digits than its factorization.

4072188738534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3478900.

The product of its (nonzero) digits is 36126720, while the sum is 60.

The spelling of 4072188738534 in words is "four trillion, seventy-two billion, one hundred eighty-eight million, seven hundred thirty-eight thousand, five hundred thirty-four".