55456635 has 32 divisors (see below), whose sum is σ = 101183040. Its totient is φ = 25694208.

The previous prime is 55456633. The next prime is 55456711. The reversal of 55456635 is 53665455.

It is not a de Polignac number, because 55456635 - 2¹ = 55456633 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a junction number, because it is equal to n+sod(n) for n = 55456593 and 55456602.

It is not an unprimeable number, because it can be changed into a prime (55456631) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5050 + ... + 11679.

It is an arithmetic number, because the mean of its divisors is an integer number (3161970).

Almost surely, 2^55456635 is an apocalyptic number.

55456635 is a deficient number, since it is larger than the sum of its proper divisors (45726405).

55456635 is a wasteful number, since it uses less digits than its factorization.

55456635 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16767.

The product of its digits is 270000, while the sum is 39.

The square root of 55456635 is about 7446.9211758954. The cubic root of 55456635 is about 381.3448080975.

The spelling of 55456635 in words is "fifty-five million, four hundred fifty-six thousand, six hundred thirty-five".