55416475 has 6 divisors (see below), whose sum is σ = 68716460. Its totient is φ = 44333160.

The previous prime is 55416469. The next prime is 55416479. The reversal of 55416475 is 57461455.

It is a happy number.

It is not a de Polignac number, because 55416475 - 2²¹ = 53319323 is a prime.

It is not an unprimeable number, because it can be changed into a prime (55416479) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1108305 + ... + 1108354.

Almost surely, 2^55416475 is an apocalyptic number.

55416475 is a deficient number, since it is larger than the sum of its proper divisors (13299985).

55416475 is a wasteful number, since it uses less digits than its factorization.

55416475 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2216669 (or 2216664 counting only the distinct ones).

The product of its digits is 84000, while the sum is 37.

The square root of 55416475 is about 7444.2242712052. The cubic root of 55416475 is about 381.2527331167.

The spelling of 55416475 in words is "fifty-five million, four hundred sixteen thousand, four hundred seventy-five".