55551060505 has 8 divisors (see below), whose sum is σ = 66729930624. Its totient is φ = 44395076400.

The previous prime is 55551060469. The next prime is 55551060511. The reversal of 55551060505 is 50506015555.

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

It is not a de Polignac number, because 55551060505 - 2²⁵ = 55517506073 is a prime.

It is a Duffinian number.

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, 5716161 + ... + 5725870.

It is an arithmetic number, because the mean of its divisors is an integer number (8341241328).

Almost surely, 2^55551060505 is an apocalyptic number.

It is an amenable number.

55551060505 is a deficient number, since it is larger than the sum of its proper divisors (11178870119).

55551060505 is a wasteful number, since it uses less digits than its factorization.

55551060505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11443007.

The product of its (nonzero) digits is 93750, while the sum is 37.

The spelling of 55551060505 in words is "fifty-five billion, five hundred fifty-one million, sixty thousand, five hundred five".