2545429930 has 8 divisors (see below), whose sum is σ = 4581773892. Its totient is φ = 1018171968.

The previous prime is 2545429927. The next prime is 2545429949. The reversal of 2545429930 is 399245452.

It can be written as a sum of positive squares in 2 ways, for example, as 2545101601 + 328329 = 50449^2 + 573^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 127271487 + ... + 127271506.

Almost surely, 2^2545429930 is an apocalyptic number.

2545429930 is a deficient number, since it is larger than the sum of its proper divisors (2036343962).

2545429930 is a wasteful number, since it uses less digits than its factorization.

2545429930 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 254543000.

The product of its (nonzero) digits is 388800, while the sum is 43.

The square root of 2545429930 is about 50452.2539635248. The cubic root of 2545429930 is about 1365.3805609235.

The spelling of 2545429930 in words is "two billion, five hundred forty-five million, four hundred twenty-nine thousand, nine hundred thirty".