55158006 has 16 divisors (see below), whose sum is σ = 110389248. Its totient is φ = 18373800.

The previous prime is 55157987. The next prime is 55158043. The reversal of 55158006 is 60085155.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14571 + ... + 17961.

It is an arithmetic number, because the mean of its divisors is an integer number (6899328).

Almost surely, 2^55158006 is an apocalyptic number.

55158006 is an abundant number, since it is smaller than the sum of its proper divisors (55231242).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

55158006 is a wasteful number, since it uses less digits than its factorization.

55158006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6107.

The product of its (nonzero) digits is 6000, while the sum is 30.

The square root of 55158006 is about 7426.8436095020. The cubic root of 55158006 is about 380.6590732302.

The spelling of 55158006 in words is "fifty-five million, one hundred fifty-eight thousand, six".