55663431154526 has 32 divisors (see below), whose sum is σ = 95207722662528. Its totient is φ = 24179440919040.

The previous prime is 55663431154511. The next prime is 55663431154531. The reversal of 55663431154526 is 62545113436655.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 101728811 + ... + 102274521.

It is an arithmetic number, because the mean of its divisors is an integer number (2975241333204).

Almost surely, 2^{55663431154526} is an apocalyptic number.

55663431154526 is a deficient number, since it is larger than the sum of its proper divisors (39544291508002).

55663431154526 is a wasteful number, since it uses less digits than its factorization.

55663431154526 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 776516.

The product of its digits is 38880000, while the sum is 56.

The spelling of 55663431154526 in words is "fifty-five trillion, six hundred sixty-three billion, four hundred thirty-one million, one hundred fifty-four thousand, five hundred twenty-six".