54959550 has 24 divisors (see below), whose sum is σ = 136300056. Its totient is φ = 14655840.

The previous prime is 54959549. The next prime is 54959551. The reversal of 54959550 is 5595945.

It is an interprime number because it is at equal distance from previous prime (54959549) and next prime (54959551).

It is a super-4 number, since 4×54959550⁴ (a number of 32 digits) contains 4444 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54959551) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 183049 + ... + 183348.

It is an arithmetic number, because the mean of its divisors is an integer number (5679169).

Almost surely, 2^54959550 is an apocalyptic number.

54959550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

54959550 is an abundant number, since it is smaller than the sum of its proper divisors (81340506).

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

54959550 is a wasteful number, since it uses less digits than its factorization.

54959550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 366412 (or 366407 counting only the distinct ones).

The product of its (nonzero) digits is 202500, while the sum is 42.

The square root of 54959550 is about 7413.4708470459. The cubic root of 54959550 is about 380.2019932556.

The spelling of 54959550 in words is "fifty-four million, nine hundred fifty-nine thousand, five hundred fifty".