61352026563 has 64 divisors (see below), whose sum is σ = 89993963520. Its totient is φ = 37029560832.

The previous prime is 61352026553. The next prime is 61352026577. The reversal of 61352026563 is 36562025316.

61352026563 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 61352026563 - 2¹⁴ = 61352010179 is a prime.

It is not an unprimeable number, because it can be changed into a prime (61352026553) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 32860356 + ... + 32862222.

It is an arithmetic number, because the mean of its divisors is an integer number (1406155680).

Almost surely, 2^61352026563 is an apocalyptic number.

61352026563 is a deficient number, since it is larger than the sum of its proper divisors (28641936957).

61352026563 is a wasteful number, since it uses less digits than its factorization.

61352026563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2176.

The product of its (nonzero) digits is 194400, while the sum is 39.

The spelling of 61352026563 in words is "sixty-one billion, three hundred fifty-two million, twenty-six thousand, five hundred sixty-three".