425078040473 has 4 divisors (see below), whose sum is σ = 426856609920. Its totient is φ = 423299471028.

The previous prime is 425078040467. The next prime is 425078040481. The reversal of 425078040473 is 374040870524.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 425078040473 - 2¹⁴ = 425078024089 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (425078040463) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 889284365 + ... + 889284842.

It is an arithmetic number, because the mean of its divisors is an integer number (106714152480).

Almost surely, 2^425078040473 is an apocalyptic number.

It is an amenable number.

425078040473 is a deficient number, since it is larger than the sum of its proper divisors (1778569447).

425078040473 is a wasteful number, since it uses less digits than its factorization.

425078040473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1778569446.

The product of its (nonzero) digits is 752640, while the sum is 44.

The spelling of 425078040473 in words is "four hundred twenty-five billion, seventy-eight million, forty thousand, four hundred seventy-three".