55641322454 has 8 divisors (see below), whose sum is σ = 83614566648. Its totient is φ = 27769800240.

The previous prime is 55641322453. The next prime is 55641322489. The reversal of 55641322454 is 45422314655.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55641322453) 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, 25429127 + ... + 25431314.

It is an arithmetic number, because the mean of its divisors is an integer number (10451820831).

Almost surely, 2^55641322454 is an apocalyptic number.

55641322454 is a deficient number, since it is larger than the sum of its proper divisors (27973244194).

55641322454 is a wasteful number, since it uses less digits than its factorization.

55641322454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50860990.

The product of its digits is 576000, while the sum is 41.

The spelling of 55641322454 in words is "fifty-five billion, six hundred forty-one million, three hundred twenty-two thousand, four hundred fifty-four".