875139401940 has 24 divisors (see below), whose sum is σ = 2450390325600. Its totient is φ = 233370507168.

The previous prime is 875139401923. The next prime is 875139401947. The reversal of 875139401940 is 49104931578.

875139401940 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (875139401947) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7292828290 + ... + 7292828409.

It is an arithmetic number, because the mean of its divisors is an integer number (102099596900).

Almost surely, 2^875139401940 is an apocalyptic number.

It is an amenable number.

875139401940 is an abundant number, since it is smaller than the sum of its proper divisors (1575250923660).

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

875139401940 is a wasteful number, since it uses less digits than its factorization.

875139401940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14585656711 (or 14585656709 counting only the distinct ones).

The product of its (nonzero) digits is 1088640, while the sum is 51.

The spelling of 875139401940 in words is "eight hundred seventy-five billion, one hundred thirty-nine million, four hundred one thousand, nine hundred forty".