55055653783607 has 4 divisors (see below), whose sum is σ = 55055690903496. Its totient is φ = 55055616663720.

The previous prime is 55055653783583. The next prime is 55055653783643. The reversal of 55055653783607 is 70638735655055.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 55055653783607 - 2³⁴ = 55038473914423 is a prime.

It is a super-2 number, since 2×55055653783607² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55055653783667) 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, 16238369 + ... + 19333802.

It is an arithmetic number, because the mean of its divisors is an integer number (13763922725874).

Almost surely, 2^{55055653783607} is an apocalyptic number.

55055653783607 is a deficient number, since it is larger than the sum of its proper divisors (37119889).

55055653783607 is a wasteful number, since it uses less digits than its factorization.

55055653783607 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37119888.

The product of its (nonzero) digits is 396900000, while the sum is 65.

The spelling of 55055653783607 in words is "fifty-five trillion, fifty-five billion, six hundred fifty-three million, seven hundred eighty-three thousand, six hundred seven".