1650505479452 has 6 divisors (see below), whose sum is σ = 2888384589048. Its totient is φ = 825252739724.

The previous prime is 1650505479433. The next prime is 1650505479461. The reversal of 1650505479452 is 2549745050561.

It is a junction number, because it is equal to n+sod(n) for n = 1650505479394 and 1650505479403.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 206313184928 + ... + 206313184935.

It is an arithmetic number, because the mean of its divisors is an integer number (481397431508).

Almost surely, 2^{1650505479452} is an apocalyptic number.

It is an amenable number.

1650505479452 is a deficient number, since it is larger than the sum of its proper divisors (1237879109596).

1650505479452 is a wasteful number, since it uses less digits than its factorization.

1650505479452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 412626369867 (or 412626369865 counting only the distinct ones).

The product of its (nonzero) digits is 7560000, while the sum is 53.

The spelling of 1650505479452 in words is "one trillion, six hundred fifty billion, five hundred five million, four hundred seventy-nine thousand, four hundred fifty-two".