13561135036 has 24 divisors (see below), whose sum is σ = 24257056320. Its totient is φ = 6630787392.

The previous prime is 13561135033. The next prime is 13561135043. The reversal of 13561135036 is 63053116531.

It is a junction number, because it is equal to n+sod(n) for n = 13561134992 and 13561135010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13561135033) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 201706 + ... + 260398.

It is an arithmetic number, because the mean of its divisors is an integer number (1010710680).

Almost surely, 2^13561135036 is an apocalyptic number.

It is an amenable number.

13561135036 is a deficient number, since it is larger than the sum of its proper divisors (10695921284).

13561135036 is a wasteful number, since it uses less digits than its factorization.

13561135036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59973 (or 59971 counting only the distinct ones).

The product of its (nonzero) digits is 24300, while the sum is 34.

The spelling of 13561135036 in words is "thirteen billion, five hundred sixty-one million, one hundred thirty-five thousand, thirty-six".