55551011006 has 4 divisors (see below), whose sum is σ = 83326516512. Its totient is φ = 27775505502.

The previous prime is 55551010997. The next prime is 55551011053. The reversal of 55551011006 is 60011015555.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 60011015555 = 5 ⋅12002203111.

It is a self number, because there is not a number n which added to its sum of digits gives 55551011006.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13887752750 + ... + 13887752753.

It is an arithmetic number, because the mean of its divisors is an integer number (20831629128).

Almost surely, 2^55551011006 is an apocalyptic number.

55551011006 is a deficient number, since it is larger than the sum of its proper divisors (27775505506).

55551011006 is a wasteful number, since it uses less digits than its factorization.

55551011006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27775505505.

The product of its (nonzero) digits is 3750, while the sum is 29.

The spelling of 55551011006 in words is "fifty-five billion, five hundred fifty-one million, eleven thousand, six".