1633163620641 has 48 divisors (see below), whose sum is σ = 2692273313664. Its totient is φ = 875000050176.

The previous prime is 1633163620633. The next prime is 1633163620679. The reversal of 1633163620641 is 1460263613361.

It is not a de Polignac number, because 1633163620641 - 2³ = 1633163620633 is a prime.

It is a super-2 number, since 2×1633163620641² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1633163620593 and 1633163620602.

It is not an unprimeable number, because it can be changed into a prime (1633163620691) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 585210 + ... + 1899683.

It is an arithmetic number, because the mean of its divisors is an integer number (56089027368).

Almost surely, 2^{1633163620641} is an apocalyptic number.

It is an amenable number.

1633163620641 is a deficient number, since it is larger than the sum of its proper divisors (1059109693023).

1633163620641 is a wasteful number, since it uses less digits than its factorization.

1633163620641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2485190 (or 2485183 counting only the distinct ones).

The product of its (nonzero) digits is 279936, while the sum is 42.

The spelling of 1633163620641 in words is "one trillion, six hundred thirty-three billion, one hundred sixty-three million, six hundred twenty thousand, six hundred forty-one".