16557612463036 has 12 divisors (see below), whose sum is σ = 30680281916928. Its totient is φ = 7791817629632.

The previous prime is 16557612463033. The next prime is 16557612463039. The reversal of 16557612463036 is 63036421675561.

It is an interprime number because it is at equal distance from previous prime (16557612463033) and next prime (16557612463039).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16557612463033) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 121747150396 + ... + 121747150531.

It is an arithmetic number, because the mean of its divisors is an integer number (2556690159744).

Almost surely, 2^{16557612463036} is an apocalyptic number.

It is an amenable number.

16557612463036 is a deficient number, since it is larger than the sum of its proper divisors (14122669453892).

16557612463036 is a wasteful number, since it uses less digits than its factorization.

16557612463036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 243494300948 (or 243494300946 counting only the distinct ones).

The product of its (nonzero) digits is 16329600, while the sum is 55.

The spelling of 16557612463036 in words is "sixteen trillion, five hundred fifty-seven billion, six hundred twelve million, four hundred sixty-three thousand, thirty-six".