73425354663 has 32 divisors (see below), whose sum is σ = 99909089280. Its totient is φ = 47957495040.

The previous prime is 73425354647. The next prime is 73425354671. The reversal of 73425354663 is 36645352437.

It is not a de Polignac number, because 73425354663 - 2⁴ = 73425354647 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73425354463) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 30682195 + ... + 30684587.

It is an arithmetic number, because the mean of its divisors is an integer number (3122159040).

Almost surely, 2^73425354663 is an apocalyptic number.

73425354663 is a deficient number, since it is larger than the sum of its proper divisors (26483734617).

73425354663 is a wasteful number, since it uses less digits than its factorization.

73425354663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3519.

The product of its digits is 5443200, while the sum is 48.

The spelling of 73425354663 in words is "seventy-three billion, four hundred twenty-five million, three hundred fifty-four thousand, six hundred sixty-three".