53661004036 has 24 divisors (see below), whose sum is σ = 99452203200. Its totient is φ = 25280911392.

The previous prime is 53661004003. The next prime is 53661004063. The reversal of 53661004036 is 63040016635.

53661004036 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 53661003992 and 53661004010.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4346611 + ... + 4358938.

It is an arithmetic number, because the mean of its divisors is an integer number (4143841800).

Almost surely, 2^53661004036 is an apocalyptic number.

It is an amenable number.

53661004036 is a deficient number, since it is larger than the sum of its proper divisors (45791199164).

53661004036 is a wasteful number, since it uses less digits than its factorization.

53661004036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8705643 (or 8705641 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 34.

The spelling of 53661004036 in words is "fifty-three billion, six hundred sixty-one million, four thousand, thirty-six".