1641503790153 has 12 divisors (see below), whose sum is σ = 2383096875588. Its totient is φ = 1088780854560.

The previous prime is 1641503790079. The next prime is 1641503790163. The reversal of 1641503790153 is 3510973051461.

1641503790153 is a `hidden beast` number, since 1 + 6 + 4 + 1 + 503 + 7 + 90 + 1 + 53 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 1254068501904 + 387435288249 = 1119852^2 + 622443^2 .

It is not a de Polignac number, because 1641503790153 - 2⁹ = 1641503789641 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1641503790099 and 1641503790108.

It is not an unprimeable number, because it can be changed into a prime (1641503790163) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 462915258 + ... + 462918803.

It is an arithmetic number, because the mean of its divisors is an integer number (198591406299).

Almost surely, 2^{1641503790153} is an apocalyptic number.

It is an amenable number.

1641503790153 is a deficient number, since it is larger than the sum of its proper divisors (741593085435).

1641503790153 is a wasteful number, since it uses less digits than its factorization.

1641503790153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 925834264 (or 925834261 counting only the distinct ones).

The product of its (nonzero) digits is 340200, while the sum is 45.

The spelling of 1641503790153 in words is "one trillion, six hundred forty-one billion, five hundred three million, seven hundred ninety thousand, one hundred fifty-three".