55376069609 has 16 divisors (see below), whose sum is σ = 65728972800. Its totient is φ = 45667910544.

The previous prime is 55376069599. The next prime is 55376069621. The reversal of 55376069609 is 90696067355.

It is a cyclic number.

It is not a de Polignac number, because 55376069609 - 2¹² = 55376065513 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55376069509) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1406999 + ... + 1445820.

It is an arithmetic number, because the mean of its divisors is an integer number (4108060800).

Almost surely, 2^55376069609 is an apocalyptic number.

55376069609 is a gapful number since it is divisible by the number (59) formed by its first and last digit.

It is an amenable number.

55376069609 is a deficient number, since it is larger than the sum of its proper divisors (10352903191).

55376069609 is a wasteful number, since it uses less digits than its factorization.

55376069609 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2852932.

The product of its (nonzero) digits is 9185400, while the sum is 56.

The spelling of 55376069609 in words is "fifty-five billion, three hundred seventy-six million, sixty-nine thousand, six hundred nine".