55677950 has 24 divisors (see below), whose sum is σ = 104156280. Its totient is φ = 22143200.

The previous prime is 55677949. The next prime is 55677997. The reversal of 55677950 is 5977655.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5840 + ... + 12060.

It is an arithmetic number, because the mean of its divisors is an integer number (4339845).

Almost surely, 2^55677950 is an apocalyptic number.

55677950 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

55677950 is a deficient number, since it is larger than the sum of its proper divisors (48478330).

55677950 is a wasteful number, since it uses less digits than its factorization.

55677950 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6412 (or 6407 counting only the distinct ones).

The product of its (nonzero) digits is 330750, while the sum is 44.

The square root of 55677950 is about 7461.7658767881. The cubic root of 55677950 is about 381.8514219841.

The spelling of 55677950 in words is "fifty-five million, six hundred seventy-seven thousand, nine hundred fifty".