451604520254 has 4 divisors (see below), whose sum is σ = 677406780384. Its totient is φ = 225802260126.

The previous prime is 451604520217. The next prime is 451604520271. The reversal of 451604520254 is 452025406154.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112901130062 + ... + 112901130065.

It is an arithmetic number, because the mean of its divisors is an integer number (169351695096).

Almost surely, 2^451604520254 is an apocalyptic number.

451604520254 is a deficient number, since it is larger than the sum of its proper divisors (225802260130).

451604520254 is a wasteful number, since it uses less digits than its factorization.

451604520254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225802260129.

The product of its (nonzero) digits is 192000, while the sum is 38.

The spelling of 451604520254 in words is "four hundred fifty-one billion, six hundred four million, five hundred twenty thousand, two hundred fifty-four".