900782162041 has 4 divisors (see below), whose sum is σ = 900920134900. Its totient is φ = 900644189184.

The previous prime is 900782161991. The next prime is 900782162173. The reversal of 900782162041 is 140261287009.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 140261287009 = 22039 ⋅6364231.

It can be written as a sum of positive squares in 2 ways, for example, as 258185934400 + 642596227641 = 508120^2 + 801621^2 .

It is a cyclic number.

It is not a de Polignac number, because 900782162041 - 2²⁵ = 900748607609 is a prime.

It is a super-2 number, since 2×900782162041² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 900782161985 and 900782162003.

It is not an unprimeable number, because it can be changed into a prime (900782162341) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 68976636 + ... + 68989693.

It is an arithmetic number, because the mean of its divisors is an integer number (225230033725).

Almost surely, 2^900782162041 is an apocalyptic number.

It is an amenable number.

900782162041 is a deficient number, since it is larger than the sum of its proper divisors (137972859).

900782162041 is a wasteful number, since it uses less digits than its factorization.

900782162041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137972858.

The product of its (nonzero) digits is 48384, while the sum is 40.

The spelling of 900782162041 in words is "nine hundred billion, seven hundred eighty-two million, one hundred sixty-two thousand, forty-one".