55156506106 has 8 divisors (see below), whose sum is σ = 89098971444. Its totient is φ = 25456848960.

The previous prime is 55156506091. The next prime is 55156506127. The reversal of 55156506106 is 60160565155.

It can be written as a sum of positive squares in 2 ways, for example, as 53295877881 + 1860628225 = 230859^2 + 43135^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1060702015 + ... + 1060702066.

Almost surely, 2^55156506106 is an apocalyptic number.

55156506106 is a deficient number, since it is larger than the sum of its proper divisors (33942465338).

55156506106 is a wasteful number, since it uses less digits than its factorization.

55156506106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2121404096.

The product of its (nonzero) digits is 135000, while the sum is 40.

The spelling of 55156506106 in words is "fifty-five billion, one hundred fifty-six million, five hundred six thousand, one hundred six".