425178573551 has 16 divisors (see below), whose sum is σ = 454640256000. Its totient is φ = 396638278080.

The previous prime is 425178573539. The next prime is 425178573671. The reversal of 425178573551 is 155375871524.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-425178573551 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 425178573493 and 425178573502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (425178578551) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2752886 + ... + 2903228.

It is an arithmetic number, because the mean of its divisors is an integer number (28415016000).

Almost surely, 2^425178573551 is an apocalyptic number.

425178573551 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

425178573551 is a deficient number, since it is larger than the sum of its proper divisors (29461682449).

425178573551 is a wasteful number, since it uses less digits than its factorization.

425178573551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153406.

The product of its digits is 5880000, while the sum is 53.

The spelling of 425178573551 in words is "four hundred twenty-five billion, one hundred seventy-eight million, five hundred seventy-three thousand, five hundred fifty-one".