255554793 has 24 divisors (see below), whose sum is σ = 410359040. Its totient is φ = 152189280.

The previous prime is 255554791. The next prime is 255554801. The reversal of 255554793 is 397455552.

255554793 is a `hidden beast` number, since 2 + 5 + 5 + 554 + 7 + 93 = 666.

It is not a de Polignac number, because 255554793 - 2¹ = 255554791 is a prime.

It is not an unprimeable number, because it can be changed into a prime (255554791) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 31603 + ... + 38856.

Almost surely, 2^255554793 is an apocalyptic number.

It is an amenable number.

255554793 is a deficient number, since it is larger than the sum of its proper divisors (154804247).

255554793 is a wasteful number, since it uses less digits than its factorization.

255554793 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70509 (or 70506 counting only the distinct ones).

The product of its digits is 945000, while the sum is 45.

The square root of 255554793 is about 15986.0812271175. The cubic root of 255554793 is about 634.5921227973.

The spelling of 255554793 in words is "two hundred fifty-five million, five hundred fifty-four thousand, seven hundred ninety-three".