425665550614 has 16 divisors (see below), whose sum is σ = 659377779840. Its totient is φ = 205878847680.

The previous prime is 425665550603. The next prime is 425665550657. The reversal of 425665550614 is 416055566524.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1326759 + ... + 1616050.

It is an arithmetic number, because the mean of its divisors is an integer number (41211111240).

Almost surely, 2^425665550614 is an apocalyptic number.

425665550614 is a deficient number, since it is larger than the sum of its proper divisors (233712229226).

425665550614 is a wasteful number, since it uses less digits than its factorization.

425665550614 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2945175.

The product of its (nonzero) digits is 4320000, while the sum is 49.

The spelling of 425665550614 in words is "four hundred twenty-five billion, six hundred sixty-five million, five hundred fifty thousand, six hundred fourteen".