55260279 has 8 divisors (see below), whose sum is σ = 81867120. Its totient is φ = 36840168.

The previous prime is 55260253. The next prime is 55260281. The reversal of 55260279 is 97206255.

It is not a de Polignac number, because 55260279 - 2²¹ = 53163127 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55260239) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1023312 + ... + 1023365.

It is an arithmetic number, because the mean of its divisors is an integer number (10233390).

Almost surely, 2^55260279 is an apocalyptic number.

55260279 is a deficient number, since it is larger than the sum of its proper divisors (26606841).

55260279 is a wasteful number, since it uses less digits than its factorization.

55260279 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2046686 (or 2046680 counting only the distinct ones).

The product of its (nonzero) digits is 37800, while the sum is 36.

The square root of 55260279 is about 7433.7257818674. The cubic root of 55260279 is about 380.8941984107.

The spelling of 55260279 in words is "fifty-five million, two hundred sixty thousand, two hundred seventy-nine".