1020460606563 has 48 divisors (see below), whose sum is σ = 1445802462720. Its totient is φ = 640111090752.

The previous prime is 1020460606531. The next prime is 1020460606631. The reversal of 1020460606563 is 3656060640201.

It is not a de Polignac number, because 1020460606563 - 2⁵ = 1020460606531 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1020460606063) 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, 132060406 + ... + 132068132.

It is an arithmetic number, because the mean of its divisors is an integer number (30120884640).

Almost surely, 2^{1020460606563} is an apocalyptic number.

1020460606563 is a deficient number, since it is larger than the sum of its proper divisors (425341856157).

1020460606563 is a wasteful number, since it uses less digits than its factorization.

1020460606563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8584 (or 8565 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 39.

The spelling of 1020460606563 in words is "one trillion, twenty billion, four hundred sixty million, six hundred six thousand, five hundred sixty-three".