55104502 has 4 divisors (see below), whose sum is σ = 82656756. Its totient is φ = 27552250.

The previous prime is 55104473. The next prime is 55104523. The reversal of 55104502 is 20540155.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×55104502² = 6073012281336008, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13776124 + ... + 13776127.

It is an arithmetic number, because the mean of its divisors is an integer number (20664189).

Almost surely, 2^55104502 is an apocalyptic number.

55104502 is a deficient number, since it is larger than the sum of its proper divisors (27552254).

55104502 is a wasteful number, since it uses less digits than its factorization.

55104502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27552253.

The product of its (nonzero) digits is 1000, while the sum is 22.

The square root of 55104502 is about 7423.2406669864. The cubic root of 55104502 is about 380.5359519560.

Adding to 55104502 its reverse (20540155), we get a palindrome (75644657).

The spelling of 55104502 in words is "fifty-five million, one hundred four thousand, five hundred two".