73451873625407 has 2 divisors, whose sum is σ = 73451873625408. Its totient is φ = 73451873625406.

The previous prime is 73451873625379. The next prime is 73451873625463. The reversal of 73451873625407 is 70452637815437.

It is a weak prime.

It is an emirp because it is prime and its reverse (70452637815437) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 73451873625407 - 2⁴² = 69053827114303 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 73451873625407.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (73451873025407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36725936812703 + 36725936812704.

It is an arithmetic number, because the mean of its divisors is an integer number (36725936812704).

Almost surely, 2^{73451873625407} is an apocalyptic number.

73451873625407 is a deficient number, since it is larger than the sum of its proper divisors (1).

73451873625407 is an equidigital number, since it uses as much as digits as its factorization.

73451873625407 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 118540800, while the sum is 62.

The spelling of 73451873625407 in words is "seventy-three trillion, four hundred fifty-one billion, eight hundred seventy-three million, six hundred twenty-five thousand, four hundred seven".