55770475 has 6 divisors (see below), whose sum is σ = 69155420. Its totient is φ = 44616360.

The previous prime is 55770437. The next prime is 55770487. The reversal of 55770475 is 57407755.

It is not a de Polignac number, because 55770475 - 2¹⁹ = 55246187 is a prime.

It is a super-2 number, since 2×55770475² = 6220691763451250, which contains 22 as substring.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 1115385 + ... + 1115434.

Almost surely, 2^55770475 is an apocalyptic number.

55770475 is a deficient number, since it is larger than the sum of its proper divisors (13384945).

55770475 is a wasteful number, since it uses less digits than its factorization.

55770475 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2230829 (or 2230824 counting only the distinct ones).

The product of its (nonzero) digits is 171500, while the sum is 40.

The square root of 55770475 is about 7467.9632430804. The cubic root of 55770475 is about 382.0628237454.

The spelling of 55770475 in words is "fifty-five million, seven hundred seventy thousand, four hundred seventy-five".