425544550 has 48 divisors (see below), whose sum is σ = 822603600. Its totient is φ = 163587200.

The previous prime is 425544503. The next prime is 425544571. The reversal of 425544550 is 55445524.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 389505 + ... + 390595.

It is an arithmetic number, because the mean of its divisors is an integer number (17137575).

Almost surely, 2^425544550 is an apocalyptic number.

425544550 is a deficient number, since it is larger than the sum of its proper divisors (397059050).

425544550 is a wasteful number, since it uses less digits than its factorization.

425544550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1401 (or 1396 counting only the distinct ones).

The product of its (nonzero) digits is 80000, while the sum is 34.

The square root of 425544550 is about 20628.7311776561. The cubic root of 425544550 is about 752.1682735603.

The spelling of 425544550 in words is "four hundred twenty-five million, five hundred forty-four thousand, five hundred fifty".