255505600949 has 16 divisors (see below), whose sum is σ = 261876572160. Its totient is φ = 249209386560.

The previous prime is 255505600943. The next prime is 255505600957. The reversal of 255505600949 is 949006505552.

It is a cyclic number.

It is not a de Polignac number, because 255505600949 - 2¹⁶ = 255505535413 is a prime.

It is a super-2 number, since 2×255505600949² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 255505600897 and 255505600906.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255505600943) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7214924 + ... + 7250250.

It is an arithmetic number, because the mean of its divisors is an integer number (16367285760).

Almost surely, 2^255505600949 is an apocalyptic number.

It is an amenable number.

255505600949 is a deficient number, since it is larger than the sum of its proper divisors (6370971211).

255505600949 is a wasteful number, since it uses less digits than its factorization.

255505600949 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36380.

The product of its (nonzero) digits is 2430000, while the sum is 50.

The spelling of 255505600949 in words is "two hundred fifty-five billion, five hundred five million, six hundred thousand, nine hundred forty-nine".