283775566425 has 24 divisors (see below), whose sum is σ = 505266035904. Its totient is φ = 139704893760.

The previous prime is 283775566339. The next prime is 283775566427. The reversal of 283775566425 is 524665577382.

It is not a de Polignac number, because 283775566425 - 2⁷ = 283775566297 is a prime.

It is not an unprimeable number, because it can be changed into a prime (283775566427) 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, 145524957 + ... + 145526906.

It is an arithmetic number, because the mean of its divisors is an integer number (21052751496).

Almost surely, 2^283775566425 is an apocalyptic number.

283775566425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

283775566425 is a deficient number, since it is larger than the sum of its proper divisors (221490469479).

283775566425 is a wasteful number, since it uses less digits than its factorization.

283775566425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 291051889 (or 291051884 counting only the distinct ones).

The product of its digits is 84672000, while the sum is 60.

The spelling of 283775566425 in words is "two hundred eighty-three billion, seven hundred seventy-five million, five hundred sixty-six thousand, four hundred twenty-five".