55146356 has 24 divisors (see below), whose sum is σ = 98760480. Its totient is φ = 26935200.

The previous prime is 55146347. The next prime is 55146361. The reversal of 55146356 is 65364155.

It is a super-2 number, since 2×55146356² = 6082241160157472, which contains 22 as substring.

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, 42071 + ... + 43361.

It is an arithmetic number, because the mean of its divisors is an integer number (4115020).

Almost surely, 2^55146356 is an apocalyptic number.

It is an amenable number.

55146356 is a deficient number, since it is larger than the sum of its proper divisors (43614124).

55146356 is a wasteful number, since it uses less digits than its factorization.

55146356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1535 (or 1533 counting only the distinct ones).

The product of its digits is 54000, while the sum is 35.

The square root of 55146356 is about 7426.0592510429. The cubic root of 55146356 is about 380.6322714972.

The spelling of 55146356 in words is "fifty-five million, one hundred forty-six thousand, three hundred fifty-six".