55142300505 has 8 divisors (see below), whose sum is σ = 88227680832. Its totient is φ = 29409226928.

The previous prime is 55142300407. The next prime is 55142300509. The reversal of 55142300505 is 50500324155.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 55142300505 - 2¹² = 55142296409 is a prime.

It is not an unprimeable number, because it can be changed into a prime (55142300509) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1838076669 + ... + 1838076698.

It is an arithmetic number, because the mean of its divisors is an integer number (11028460104).

Almost surely, 2^55142300505 is an apocalyptic number.

It is an amenable number.

55142300505 is a deficient number, since it is larger than the sum of its proper divisors (33085380327).

55142300505 is a wasteful number, since it uses less digits than its factorization.

55142300505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3676153375.

The product of its (nonzero) digits is 15000, while the sum is 30.

The spelling of 55142300505 in words is "fifty-five billion, one hundred forty-two million, three hundred thousand, five hundred five".