55463032505 has 16 divisors (see below), whose sum is σ = 66834961920. Its totient is φ = 44184317952.

The previous prime is 55463032463. The next prime is 55463032529. The reversal of 55463032505 is 50523036455.

It is a cyclic number.

It is not a de Polignac number, because 55463032505 - 2⁸ = 55463032249 is a prime.

It is a super-2 number, since 2×55463032505² (a number of 22 digits) contains 22 as substring.

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, 8178206 + ... + 8184984.

It is an arithmetic number, because the mean of its divisors is an integer number (4177185120).

Almost surely, 2^55463032505 is an apocalyptic number.

It is an amenable number.

55463032505 is a deficient number, since it is larger than the sum of its proper divisors (11371929415).

55463032505 is a wasteful number, since it uses less digits than its factorization.

55463032505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13408.

The product of its (nonzero) digits is 270000, while the sum is 38.

The spelling of 55463032505 in words is "fifty-five billion, four hundred sixty-three million, thirty-two thousand, five hundred five".