555421104545 has 8 divisors (see below), whose sum is σ = 666776387520. Its totient is φ = 444156175600.

The previous prime is 555421104529. The next prime is 555421104559. The reversal of 555421104545 is 545401124555.

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

It is not a de Polignac number, because 555421104545 - 2⁴ = 555421104529 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22574981 + ... + 22599570.

It is an arithmetic number, because the mean of its divisors is an integer number (83347048440).

Almost surely, 2^555421104545 is an apocalyptic number.

It is an amenable number.

555421104545 is a deficient number, since it is larger than the sum of its proper divisors (111355282975).

555421104545 is a wasteful number, since it uses less digits than its factorization.

555421104545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45177015.

The product of its (nonzero) digits is 400000, while the sum is 41.

The spelling of 555421104545 in words is "five hundred fifty-five billion, four hundred twenty-one million, one hundred four thousand, five hundred forty-five".