55100338 has 4 divisors (see below), whose sum is σ = 82650510. Its totient is φ = 27550168.

The previous prime is 55100321. The next prime is 55100369. The reversal of 55100338 is 83300155.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 83300155 = 5 ⋅16660031.

It can be written as a sum of positive squares in only one way, i.e., 37736449 + 17363889 = 6143^2 + 4167^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13775083 + ... + 13775086.

Almost surely, 2^55100338 is an apocalyptic number.

55100338 is a deficient number, since it is larger than the sum of its proper divisors (27550172).

55100338 is a wasteful number, since it uses less digits than its factorization.

55100338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27550171.

The product of its (nonzero) digits is 1800, while the sum is 25.

The square root of 55100338 is about 7422.9601911906. The cubic root of 55100338 is about 380.5263665830.

The spelling of 55100338 in words is "fifty-five million, one hundred thousand, three hundred thirty-eight".