254541564630 has 24 divisors (see below), whose sum is σ = 661808068272. Its totient is φ = 67877750544.

The previous prime is 254541564619. The next prime is 254541564631. The reversal of 254541564630 is 36465145452.

254541564630 is a `hidden beast` number, since 2 + 5 + 4 + 5 + 4 + 1 + 5 + 6 + 4 + 630 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (254541564631) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1414119714 + ... + 1414119893.

It is an arithmetic number, because the mean of its divisors is an integer number (27575336178).

Almost surely, 2^254541564630 is an apocalyptic number.

254541564630 is an abundant number, since it is smaller than the sum of its proper divisors (407266503642).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

254541564630 is a wasteful number, since it uses less digits than its factorization.

254541564630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2828239620 (or 2828239617 counting only the distinct ones).

The product of its (nonzero) digits is 1728000, while the sum is 45.

The spelling of 254541564630 in words is "two hundred fifty-four billion, five hundred forty-one million, five hundred sixty-four thousand, six hundred thirty".