55755011 has 4 divisors (see below), whose sum is σ = 60043872. Its totient is φ = 51466152.

The previous prime is 55754999. The next prime is 55755017. The reversal of 55755011 is 11055755.

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 55755011 - 2⁶ = 55754947 is a prime.

It is a super-2 number, since 2×55755011² = 6217242503220242, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55755017) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2144411 + ... + 2144436.

It is an arithmetic number, because the mean of its divisors is an integer number (15010968).

Almost surely, 2^55755011 is an apocalyptic number.

55755011 is a deficient number, since it is larger than the sum of its proper divisors (4288861).

55755011 is a wasteful number, since it uses less digits than its factorization.

55755011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4288860.

The product of its (nonzero) digits is 4375, while the sum is 29.

The square root of 55755011 is about 7466.9278153736. The cubic root of 55755011 is about 382.0275077731.

The spelling of 55755011 in words is "fifty-five million, seven hundred fifty-five thousand, eleven".