901775830625 has 10 divisors (see below), whose sum is σ = 1126859078730. Its totient is φ = 721420664000.

The previous prime is 901775830609. The next prime is 901775830691. The reversal of 901775830625 is 526038577109.

901775830625 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 5 ways, for example, as 574691351056 + 327084479569 = 758084^2 + 571913^2 .

It is not a de Polignac number, because 901775830625 - 2⁴ = 901775830609 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 721420040 + ... + 721421289.

It is an arithmetic number, because the mean of its divisors is an integer number (112685907873).

Almost surely, 2^901775830625 is an apocalyptic number.

It is an amenable number.

901775830625 is a deficient number, since it is larger than the sum of its proper divisors (225083248105).

901775830625 is an equidigital number, since it uses as much as digits as its factorization.

901775830625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1442841349 (or 1442841334 counting only the distinct ones).

The product of its (nonzero) digits is 3175200, while the sum is 53.

The spelling of 901775830625 in words is "nine hundred one billion, seven hundred seventy-five million, eight hundred thirty thousand, six hundred twenty-five".