55146335 has 4 divisors (see below), whose sum is σ = 66175608. Its totient is φ = 44117064.

The previous prime is 55146331. The next prime is 55146337. The reversal of 55146335 is 53364155.

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 55146335 - 2² = 55146331 is a prime.

It is a super-2 number, since 2×55146335² = 6082236527864450, which 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 (55146331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5514629 + ... + 5514638.

It is an arithmetic number, because the mean of its divisors is an integer number (16543902).

Almost surely, 2^55146335 is an apocalyptic number.

55146335 is a deficient number, since it is larger than the sum of its proper divisors (11029273).

55146335 is a wasteful number, since it uses less digits than its factorization.

55146335 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11029272.

The product of its digits is 27000, while the sum is 32.

The square root of 55146335 is about 7426.0578371031. The cubic root of 55146335 is about 380.6322231816.

The spelling of 55146335 in words is "fifty-five million, one hundred forty-six thousand, three hundred thirty-five".