225004752477 has 16 divisors (see below), whose sum is σ = 333406964160. Its totient is φ = 149973202800.

The previous prime is 225004752461. The next prime is 225004752601. The reversal of 225004752477 is 774257400522.

225004752477 is a `hidden beast` number, since 2 + 2 + 50 + 0 + 4 + 7 + 524 + 77 = 666.

It is not a de Polignac number, because 225004752477 - 2⁴ = 225004752461 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225004752437) 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, 694299 + ... + 965432.

It is an arithmetic number, because the mean of its divisors is an integer number (20837935260).

Almost surely, 2^225004752477 is an apocalyptic number.

225004752477 is a gapful number since it is divisible by the number (27) formed by its first and last digit.

It is an amenable number.

225004752477 is a deficient number, since it is larger than the sum of its proper divisors (108402211683).

225004752477 is a wasteful number, since it uses less digits than its factorization.

225004752477 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1664761 (or 1664755 counting only the distinct ones).

The product of its (nonzero) digits is 1097600, while the sum is 45.

The spelling of 225004752477 in words is "two hundred twenty-five billion, four million, seven hundred fifty-two thousand, four hundred seventy-seven".