55464646454 has 32 divisors (see below), whose sum is σ = 100740822336. Its totient is φ = 22357739520.

The previous prime is 55464646451. The next prime is 55464646483. The reversal of 55464646454 is 45464646455.

It is a happy number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 55464646396 and 55464646405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55464646451) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 294584 + ... + 444644.

It is an arithmetic number, because the mean of its divisors is an integer number (3148150698).

Almost surely, 2^55464646454 is an apocalyptic number.

55464646454 is a deficient number, since it is larger than the sum of its proper divisors (45276175882).

55464646454 is a wasteful number, since it uses less digits than its factorization.

55464646454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151640.

The product of its digits is 27648000, while the sum is 53.

Subtracting from 55464646454 its reverse (45464646455), we obtain a palindrome (9999999999).

The spelling of 55464646454 in words is "fifty-five billion, four hundred sixty-four million, six hundred forty-six thousand, four hundred fifty-four".