801825534740 has 24 divisors (see below), whose sum is σ = 1683870583752. Its totient is φ = 320723173760.

The previous prime is 801825534739. The next prime is 801825534787. The reversal of 801825534740 is 47435528108.

It can be written as a sum of positive squares in 4 ways, for example, as 424733744656 + 377091790084 = 651716^2 + 614078^2 .

It is a super-2 number, since 2×801825534740² (a number of 25 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 7 ways as a sum of consecutive naturals, for example, 548030 + ... + 1379850.

It is an arithmetic number, because the mean of its divisors is an integer number (70161274323).

Almost surely, 2^801825534740 is an apocalyptic number.

It is an amenable number.

801825534740 is an abundant number, since it is smaller than the sum of its proper divisors (882045049012).

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

801825534740 is a wasteful number, since it uses less digits than its factorization.

801825534740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 880027 (or 880025 counting only the distinct ones).

The product of its (nonzero) digits is 1075200, while the sum is 47.

The spelling of 801825534740 in words is "eight hundred one billion, eight hundred twenty-five million, five hundred thirty-four thousand, seven hundred forty".